From 3dfe3d61f6df57d47d6bc8c167bf81da3468f309 Mon Sep 17 00:00:00 2001
From: zerosummed <zerosummedd@protonmail.com>
Date: Thu, 17 Apr 2025 03:46:53 +0300
Subject: [PATCH 1/7] refactor: `postgreact`: ~file modes, control file

---
 package/c/postgreact/default.nix         | 0
 package/c/postgreact/postgreact--0.1.sql | 0
 package/c/postgreact/postgreact.c        | 0
 package/c/postgreact/postgreact.control  | 5 +++--
 4 files changed, 3 insertions(+), 2 deletions(-)
 mode change 100755 => 100644 package/c/postgreact/default.nix
 mode change 100755 => 100644 package/c/postgreact/postgreact--0.1.sql
 mode change 100755 => 100644 package/c/postgreact/postgreact.c
 mode change 100755 => 100644 package/c/postgreact/postgreact.control

diff --git a/package/c/postgreact/default.nix b/package/c/postgreact/default.nix
old mode 100755
new mode 100644
diff --git a/package/c/postgreact/postgreact--0.1.sql b/package/c/postgreact/postgreact--0.1.sql
old mode 100755
new mode 100644
diff --git a/package/c/postgreact/postgreact.c b/package/c/postgreact/postgreact.c
old mode 100755
new mode 100644
diff --git a/package/c/postgreact/postgreact.control b/package/c/postgreact/postgreact.control
old mode 100755
new mode 100644
index aab9bfd..6843cfe
--- a/package/c/postgreact/postgreact.control
+++ b/package/c/postgreact/postgreact.control
@@ -1,3 +1,4 @@
 comment = 'My first extension'
-default_version = '0.1'
-module_pathname = '$libdir/postgreact'
\ No newline at end of file
+default_version = '1.0'
+module_pathname = $libdir/postgreact
+relocatable = true

From 29ff6989e5bb6f28887d8ed088fa6567b0bb967f Mon Sep 17 00:00:00 2001
From: zerosummed <zerosummedd@protonmail.com>
Date: Thu, 17 Apr 2025 03:57:54 +0300
Subject: [PATCH 2/7] style: ~apply `alejandra`

---
 buildPgrxExtension.nix                    | 206 ++++++++--------
 flake.nix                                 | 277 +++++++++++++---------
 package/c/hectic/default.nix              |  11 +-
 package/c/postgreact/default.nix          |  13 +-
 package/c/prettify/default.nix            |  11 +-
 package/c/watch/default.nix               |  13 +-
 package/postgres/pg-migration/default.nix |   2 +-
 7 files changed, 299 insertions(+), 234 deletions(-)

diff --git a/buildPgrxExtension.nix b/buildPgrxExtension.nix
index 89293ab..eb45f69 100644
--- a/buildPgrxExtension.nix
+++ b/buildPgrxExtension.nix
@@ -26,16 +26,15 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
-
-{ lib
-, cargo-pgrx
-, pkg-config
-, rustPlatform
-, stdenv
-, Security
-, writeShellScriptBin
+{
+  lib,
+  cargo-pgrx,
+  pkg-config,
+  rustPlatform,
+  stdenv,
+  Security,
+  writeShellScriptBin,
 }:
-
 # The idea behind: Use it mostly like rustPlatform.buildRustPackage and so
 # we hand most of the arguments down.
 #
@@ -46,116 +45,117 @@
 #                      If the generated rust bindings aren't needed to use the extension, its a
 #                      unnecessary and heavy dependency. If you set this to true, you also
 #                      have to add `rustfmt` to `nativeBuildInputs`.
-
-{ buildAndTestSubdir ? null
-, buildType ? "release"
-, buildFeatures ? [ ]
-, cargoBuildFlags ? [ ]
-, postgresql
-# cargo-pgrx calls rustfmt on generated bindings, this is not strictly necessary, so we avoid the
-# dependency here. Set to false and provide rustfmt in nativeBuildInputs, if you need it, e.g.
-# if you include the generated code in the output via postInstall.
-, useFakeRustfmt ? true
-, usePgTestCheckFeature ? true
-, ...
-} @ args:
-let
+{
+  buildAndTestSubdir ? null,
+  buildType ? "release",
+  buildFeatures ? [],
+  cargoBuildFlags ? [],
+  postgresql,
+  # cargo-pgrx calls rustfmt on generated bindings, this is not strictly necessary, so we avoid the
+  # dependency here. Set to false and provide rustfmt in nativeBuildInputs, if you need it, e.g.
+  # if you include the generated code in the output via postInstall.
+  useFakeRustfmt ? true,
+  usePgTestCheckFeature ? true,
+  ...
+} @ args: let
   rustfmtInNativeBuildInputs = lib.lists.any (dep: lib.getName dep == "rustfmt") (args.nativeBuildInputs or []);
 in
-
-assert lib.asserts.assertMsg ((args.installPhase or "") == "")
+  assert lib.asserts.assertMsg ((args.installPhase or "") == "")
   "buildPgrxExtensions overwrites the installPhase, so providing one does nothing";
-assert lib.asserts.assertMsg ((args.buildPhase or "") == "")
+  assert lib.asserts.assertMsg ((args.buildPhase or "") == "")
   "buildPgrxExtensions overwrites the buildPhase, so providing one does nothing";
-assert lib.asserts.assertMsg (useFakeRustfmt -> !rustfmtInNativeBuildInputs)
+  assert lib.asserts.assertMsg (useFakeRustfmt -> !rustfmtInNativeBuildInputs)
   "The parameter useFakeRustfmt is set to true, but rustfmt is included in nativeBuildInputs. Either set useFakeRustfmt to false or remove rustfmt from nativeBuildInputs.";
-assert lib.asserts.assertMsg (!useFakeRustfmt -> rustfmtInNativeBuildInputs)
-  "The parameter useFakeRustfmt is set to false, but rustfmt is not included in nativeBuildInputs. Either set useFakeRustfmt to true or add rustfmt from nativeBuildInputs.";
-
-let
-  fakeRustfmt = writeShellScriptBin "rustfmt" ''
-    exit 0
+  assert lib.asserts.assertMsg (!useFakeRustfmt -> rustfmtInNativeBuildInputs)
+  "The parameter useFakeRustfmt is set to false, but rustfmt is not included in nativeBuildInputs. Either set useFakeRustfmt to true or add rustfmt from nativeBuildInputs."; let
+    fakeRustfmt = writeShellScriptBin "rustfmt" ''
+      exit 0
     '';
-  maybeDebugFlag = lib.optionalString (buildType != "release") "--debug";
-  maybeEnterBuildAndTestSubdir = lib.optionalString (buildAndTestSubdir != null) ''
-    export CARGO_TARGET_DIR="$(pwd)/target"
-    pushd "${buildAndTestSubdir}"
-  '';
-  maybeLeaveBuildAndTestSubdir = lib.optionalString (buildAndTestSubdir != null) "popd";
+    maybeDebugFlag = lib.optionalString (buildType != "release") "--debug";
+    maybeEnterBuildAndTestSubdir = lib.optionalString (buildAndTestSubdir != null) ''
+      export CARGO_TARGET_DIR="$(pwd)/target"
+      pushd "${buildAndTestSubdir}"
+    '';
+    maybeLeaveBuildAndTestSubdir = lib.optionalString (buildAndTestSubdir != null) "popd";
 
-  pgrxPostgresMajor = lib.versions.major postgresql.version;
-  preBuildAndTest = ''
-    export PGRX_HOME=$(mktemp -d)
-    export PGDATA="$PGRX_HOME/data-${pgrxPostgresMajor}/"
-    cargo-pgrx pgrx init "--pg${pgrxPostgresMajor}" ${lib.getDev postgresql}/bin/pg_config
-    echo "unix_socket_directories = '$(mktemp -d)'" > "$PGDATA/postgresql.conf"
+    pgrxPostgresMajor = lib.versions.major postgresql.version;
+    preBuildAndTest = ''
+      export PGRX_HOME=$(mktemp -d)
+      export PGDATA="$PGRX_HOME/data-${pgrxPostgresMajor}/"
+      cargo-pgrx pgrx init "--pg${pgrxPostgresMajor}" ${lib.getDev postgresql}/bin/pg_config
+      echo "unix_socket_directories = '$(mktemp -d)'" > "$PGDATA/postgresql.conf"
 
-    # This is primarily for Mac or other Nix systems that don't use the nixbld user.
-    export USER="$(whoami)"
-    pg_ctl start
-    createuser -h localhost --superuser --createdb "$USER" || true
-    pg_ctl stop
-  '';
-
-  argsForBuildRustPackage = builtins.removeAttrs args [ "postgresql" "useFakeRustfmt" "usePgTestCheckFeature" ];
-
-  # so we don't accidentally `(rustPlatform.buildRustPackage argsForBuildRustPackage) // { ... }` because
-  # we forgot parentheses
-  finalArgs = argsForBuildRustPackage // {
-    buildInputs = (args.buildInputs or [ ]) ++ lib.optionals stdenv.hostPlatform.isDarwin [ Security ];
-
-    nativeBuildInputs = (args.nativeBuildInputs or [ ]) ++ [
-      cargo-pgrx
-      postgresql
-      pkg-config
-      rustPlatform.bindgenHook
-    ] ++ lib.optionals useFakeRustfmt [ fakeRustfmt ];
-
-    buildPhase = ''
-      runHook preBuild
-
-      echo "Executing cargo-pgrx buildPhase"
-      ${preBuildAndTest}
-      ${maybeEnterBuildAndTestSubdir}
-
-      PGRX_BUILD_FLAGS="--frozen -j $NIX_BUILD_CORES ${builtins.concatStringsSep " " cargoBuildFlags}" \
-      ${lib.optionalString stdenv.hostPlatform.isDarwin ''RUSTFLAGS="''${RUSTFLAGS:+''${RUSTFLAGS} }-Clink-args=-Wl,-undefined,dynamic_lookup"''} \
-      cargo pgrx package \
-        --pg-config ${lib.getDev postgresql}/bin/pg_config \
-        ${maybeDebugFlag} \
-        --features "${builtins.concatStringsSep " " buildFeatures}" \
-        --out-dir "$out"
-
-      ${maybeLeaveBuildAndTestSubdir}
-
-      runHook postBuild
+      # This is primarily for Mac or other Nix systems that don't use the nixbld user.
+      export USER="$(whoami)"
+      pg_ctl start
+      createuser -h localhost --superuser --createdb "$USER" || true
+      pg_ctl stop
     '';
 
-    preCheck = preBuildAndTest + args.preCheck or "";
+    argsForBuildRustPackage = builtins.removeAttrs args ["postgresql" "useFakeRustfmt" "usePgTestCheckFeature"];
 
-    installPhase = ''
-      runHook preInstall
+    # so we don't accidentally `(rustPlatform.buildRustPackage argsForBuildRustPackage) // { ... }` because
+    # we forgot parentheses
+    finalArgs =
+      argsForBuildRustPackage
+      // {
+        buildInputs = (args.buildInputs or []) ++ lib.optionals stdenv.hostPlatform.isDarwin [Security];
 
-      echo "Executing buildPgrxExtension install"
+        nativeBuildInputs =
+          (args.nativeBuildInputs or [])
+          ++ [
+            cargo-pgrx
+            postgresql
+            pkg-config
+            rustPlatform.bindgenHook
+          ]
+          ++ lib.optionals useFakeRustfmt [fakeRustfmt];
 
-      ${maybeEnterBuildAndTestSubdir}
+        buildPhase = ''
+          runHook preBuild
 
-      cargo-pgrx pgrx stop all
+          echo "Executing cargo-pgrx buildPhase"
+          ${preBuildAndTest}
+          ${maybeEnterBuildAndTestSubdir}
 
-      mv $out/${postgresql}/* $out
-      rm -rf $out/nix
+          PGRX_BUILD_FLAGS="--frozen -j $NIX_BUILD_CORES ${builtins.concatStringsSep " " cargoBuildFlags}" \
+          ${lib.optionalString stdenv.hostPlatform.isDarwin ''RUSTFLAGS="''${RUSTFLAGS:+''${RUSTFLAGS} }-Clink-args=-Wl,-undefined,dynamic_lookup"''} \
+          cargo pgrx package \
+            --pg-config ${lib.getDev postgresql}/bin/pg_config \
+            ${maybeDebugFlag} \
+            --features "${builtins.concatStringsSep " " buildFeatures}" \
+            --out-dir "$out"
 
-      ${maybeLeaveBuildAndTestSubdir}
+          ${maybeLeaveBuildAndTestSubdir}
 
-      runHook postInstall
-    '';
+          runHook postBuild
+        '';
 
-    PGRX_PG_SYS_SKIP_BINDING_REWRITE = "1";
-    CARGO_BUILD_INCREMENTAL = "false";
-    RUST_BACKTRACE = "full";
+        preCheck = preBuildAndTest + args.preCheck or "";
 
-    checkNoDefaultFeatures = true;
-    checkFeatures = (args.checkFeatures or [ ]) ++ (lib.optionals usePgTestCheckFeature [ "pg_test" ]) ++ [ "pg${pgrxPostgresMajor}" ];
-  };
-in
-rustPlatform.buildRustPackage finalArgs
+        installPhase = ''
+          runHook preInstall
+
+          echo "Executing buildPgrxExtension install"
+
+          ${maybeEnterBuildAndTestSubdir}
+
+          cargo-pgrx pgrx stop all
+
+          mv $out/${postgresql}/* $out
+          rm -rf $out/nix
+
+          ${maybeLeaveBuildAndTestSubdir}
+
+          runHook postInstall
+        '';
+
+        PGRX_PG_SYS_SKIP_BINDING_REWRITE = "1";
+        CARGO_BUILD_INCREMENTAL = "false";
+        RUST_BACKTRACE = "full";
+
+        checkNoDefaultFeatures = true;
+        checkFeatures = (args.checkFeatures or []) ++ (lib.optionals usePgTestCheckFeature ["pg_test"]) ++ ["pg${pgrxPostgresMajor}"];
+      };
+  in
+    rustPlatform.buildRustPackage finalArgs
diff --git a/flake.nix b/flake.nix
index 9386da6..35e5b92 100644
--- a/flake.nix
+++ b/flake.nix
@@ -60,7 +60,7 @@
       system,
       pkgs,
     }: let
-      pkgs-unstable = import nixpkgs-unstable { inherit system; };
+      pkgs-unstable = import nixpkgs-unstable {inherit system;};
     in {
       packages.${system} = let
         rust = {
@@ -79,7 +79,7 @@
           version = "3.4.3";
           src = pkgs.python3Packages.fetchPypi {
             inherit pname version;
-            sha256 = "sha256-gzYP+LyXmA5P8lyWTHvTkj0zPRd6pPf7c2sBnybHy0E="; 
+            sha256 = "sha256-gzYP+LyXmA5P8lyWTHvTkj0zPRd6pPf7c2sBnybHy0E=";
           };
         };
         py3-cryptomus = pkgs.python3Packages.buildPythonPackage rec {
@@ -87,7 +87,7 @@
           version = "1.1";
           src = pkgs.python3Packages.fetchPypi {
             inherit pname version;
-            sha256 = "sha256-f0BBGfemKxMdz+LMvawWqqRfmF+TrCpMwgtJEYt+fgU="; 
+            sha256 = "sha256-f0BBGfemKxMdz+LMvawWqqRfmF+TrCpMwgtJEYt+fgU=";
           };
         };
         py3-modulegraph = pkgs.python3Packages.buildPythonPackage rec {
@@ -95,7 +95,7 @@
           version = "0.19.6";
           src = pkgs.python3Packages.fetchPypi {
             inherit pname version;
-            sha256 = "sha256-yRTIyVoOEP6IUF1OnCKEtOPbxwlD4wbMZWfjbMVBv0s="; 
+            sha256 = "sha256-yRTIyVoOEP6IUF1OnCKEtOPbxwlD4wbMZWfjbMVBv0s=";
           };
         };
         py3-swifter = pkgs.python3Packages.buildPythonPackage rec {
@@ -103,15 +103,15 @@
           version = "1.4.0";
           src = pkgs.python3Packages.fetchPypi {
             inherit pname version;
-            sha256 = "sha256-4bt0R2ohs/B6F6oYyX/cuoWZcmvRfacy8J2rzFDia6A="; 
+            sha256 = "sha256-4bt0R2ohs/B6F6oYyX/cuoWZcmvRfacy8J2rzFDia6A=";
           };
         };
         py3-aiogram-newsletter = pkgs.python3Packages.buildPythonPackage rec {
           pname = "aiogram-newsletter";
           version = "0.0.10";
-        
+
           src = pkgs.fetchFromGitHub {
-	    inherit pname version;
+            inherit pname version;
             owner = "nessshon";
             repo = "aiogram-newsletter";
             rev = "bb8a42e4bcff66a9a606fc92ccc27b1d094b20fc";
@@ -133,7 +133,7 @@
         pg-migration = pkgs.callPackage ./package/postgres/pg-migration/default.nix rust.commonArgs;
         c-hectic = pkgs.callPackage ./package/c/hectic/default.nix {};
         watch = pkgs.callPackage ./package/c/watch/default.nix {};
-        hmpl = pkgs.callPackage ./package/c/hmpl/default.nix { 
+        hmpl = pkgs.callPackage ./package/c/hmpl/default.nix {
           hectic = self.packages.${system}.hectic;
         };
       };
@@ -142,23 +142,23 @@
         shells = self.devShells.${system};
       in {
         c = pkgs.mkShell {
-          buildInputs = (with pkgs; [ inotify-tools gdb gcc ]) ++ (with self.packages.${system}; [ c-hectic nvim-pager watch ]);
+          buildInputs = (with pkgs; [inotify-tools gdb gcc]) ++ (with self.packages.${system}; [c-hectic nvim-pager watch]);
           PAGER = "${self.packages.${system}.nvim-pager}/bin/pager";
         };
-	postgres-c = pkgs.mkShell {
-          buildInputs = (with pkgs; [ inotify-tools postgresql_15 ]) ++ (with self.packages.${system}; [ nvim-pager ]) ++ (with pkgs-unstable; [ gdb gcc ]);
+        postgres-c = pkgs.mkShell {
+          buildInputs = (with pkgs; [inotify-tools postgresql_15]) ++ (with self.packages.${system}; [nvim-pager]) ++ (with pkgs-unstable; [gdb gcc]);
           PAGER = "${self.packages.${system}.nvim-pager}/bin/pager";
 
-	  shellHook = ''
+          shellHook = ''
             export PATH=${pkgs-unstable.gcc}/bin:$PATH
             export PAGER="${self.packages.${system}.nvim-pager}/bin/pager"
           '';
         };
-	pure-c = pkgs.mkShell {
-          buildInputs = (with pkgs; [ inotify-tools ]) ++ (with self.packages.${system}; [ nvim-pager ]) ++ (with pkgs-unstable; [ gdb gcc ]);
+        pure-c = pkgs.mkShell {
+          buildInputs = (with pkgs; [inotify-tools]) ++ (with self.packages.${system}; [nvim-pager]) ++ (with pkgs-unstable; [gdb gcc]);
           PAGER = "${self.packages.${system}.nvim-pager}/bin/pager";
 
-	  shellHook = ''
+          shellHook = ''
             export PATH=${pkgs-unstable.gcc}/bin:$PATH
             export PAGER="${self.packages.${system}.nvim-pager}/bin/pager"
           '';
@@ -204,47 +204,63 @@
         modules = [
           self.nixosModules."preset.default"
           self.nixosModules."hardware.hetzner"
-          ({modulesPath, pkgs, ...}: {
+          ({
+            modulesPath,
+            pkgs,
+            ...
+          }: {
             imports = [
               (modulesPath + "/profiles/qemu-guest.nix")
             ];
 
-            users.users.root.openssh.authorizedKeys.keys = [ ];
+            users.users.root.openssh.authorizedKeys.keys = [];
             environment.systemPackages = with pkgs; [
-              (pkgs.writers.writeMinCBin "minc-hello-world" ["<stdio.h>"] /*c*/ ''
-                printf("hello world\n");
-              '')
-              (pkgs.writers.writeMinCBin "minc-env" ["<stdio.h>" "<stdlib.h>"] /*c*/ ''
-                char *env_name;
-                if (argc > 1) {
-                  env_name = argv[1];
-                } else {
-                  env_name = "HOME";
-                }
-                char *value = getenv(env_name);
-                if (value) {
-                    printf("%s: %s\n", env_name, value);
-                } else {
-                    printf("Environment variable %s not found.\n", env_name);
-                }
-              '')
-              (pkgs.writers.writeMinCBin "minc-env-check" ["<stdio.h>" "<stdlib.h>"] /*c*/ ''
-                char *env_name;
-                if (argc > 1) {
-                  env_name = argv[1];
-                } else {
-                  env_name = "HOME";
-                }
+              (pkgs.writers.writeMinCBin "minc-hello-world" ["<stdio.h>"]
+                /*
+                c
+                */
+                ''
+                  printf("hello world\n");
+                '')
+              (pkgs.writers.writeMinCBin "minc-env" ["<stdio.h>" "<stdlib.h>"]
+                /*
+                c
+                */
+                ''
+                  char *env_name;
+                  if (argc > 1) {
+                    env_name = argv[1];
+                  } else {
+                    env_name = "HOME";
+                  }
+                  char *value = getenv(env_name);
+                  if (value) {
+                      printf("%s: %s\n", env_name, value);
+                  } else {
+                      printf("Environment variable %s not found.\n", env_name);
+                  }
+                '')
+              (pkgs.writers.writeMinCBin "minc-env-check" ["<stdio.h>" "<stdlib.h>"]
+                /*
+                c
+                */
+                ''
+                  char *env_name;
+                  if (argc > 1) {
+                    env_name = argv[1];
+                  } else {
+                    env_name = "HOME";
+                  }
 
-                char *value = getenv(env_name);
-                if (value) {
-                    char buffer[128]; 
-                    sprintf(buffer, "echo $%s\n", env_name);
-                    system(buffer);
-                } else {
-                    printf("Environment variable %s not found.\n", env_name);
-                }
-              '')
+                  char *value = getenv(env_name);
+                  if (value) {
+                      char buffer[128];
+                      sprintf(buffer, "echo $%s\n", env_name);
+                      system(buffer);
+                  } else {
+                      printf("Environment variable %s not found.\n", env_name);
+                  }
+                '')
             ];
             programs.zsh.shellAliases = {
               jc = ''journalctl'';
@@ -257,17 +273,17 @@
               vmVariant = {
                 systemd.services.fix-root-perms = {
                   description = "Fix root directory permissions";
-                  after = [ "local-fs.target" ];
-                  wantedBy = [ "multi-user.target" ];
+                  after = ["local-fs.target"];
+                  wantedBy = ["multi-user.target"];
                   serviceConfig = {
                     Type = "oneshot";
                     ExecStart = "${pkgs.coreutils}/bin/chmod 755 /";
                   };
                 };
                 virtualisation = {
-                  diskSize = 1024*6;
+                  diskSize = 1024 * 6;
                   diskImage = null;
-                  forwardPorts = [ ];
+                  forwardPorts = [];
                 };
               };
             };
@@ -279,7 +295,10 @@
             };
           })
         ];
-        pkgs = import nixpkgs {inherit system; overlays = [ self.overlays.default ];};
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [self.overlays.default];
+        };
       };
     })
     // {
@@ -369,22 +388,21 @@
       overlays.default = final: prev: (
         let
           version = "1.6.1";
-          pkgs-unstable = import nixpkgs-unstable { inherit (prev) system; };
+          pkgs-unstable = import nixpkgs-unstable {inherit (prev) system;};
 
           buildPgrxExtension =
             prev.callPackage (import (builtins.path {
               name = "extension-builder";
               path = ./buildPgrxExtension.nix;
-            })) { 
+            })) {
               cargo-pgrx = pkgs-unstable.cargo-pgrx_0_12_6;
               inherit (pkgs-unstable.darwin.apple_sdk.frameworks) Security;
             };
 
-          buildPostgresqlExtension =
-            prev.callPackage (import (builtins.path {
-              name = "extension-builder";
-              path = ./buildPostgresqlExtension.nix;
-            }));
+          buildPostgresqlExtension = prev.callPackage (import (builtins.path {
+            name = "extension-builder";
+            path = ./buildPostgresqlExtension.nix;
+          }));
 
           buildSmtpExt = versionSuffix: let
             postgresql = prev."postgresql_${versionSuffix}";
@@ -399,18 +417,19 @@
             buildPgrxExtension {
               pname = cargo.package.name;
               version = cargo.package.version;
-          
+
               inherit src postgresql;
-          
-              buildInputs = with prev; [ openssl ];
+
+              buildInputs = with prev; [openssl];
 
               cargoHash = "sha256-AbLT7vcFV89zwZIaTC1ELat9l4UeNP8Bn9QMMOms1Co=";
-          
+
               doCheck = false;
             };
           buildPlHaskellExt = versionSuffix: let
-	      version = "4.0"; 
-            in buildPostgresqlExtension {
+            version = "4.0";
+          in
+            buildPostgresqlExtension {
               postgresql = prev."postgresql_${versionSuffix}";
             } {
               pname = "plhaskell";
@@ -439,36 +458,61 @@
             };
         in {
           hectic = self.packages.${prev.system};
-          postgresql_17 = prev.postgresql_17 // {pkgs = prev.postgresql_17.pkgs // {
-            http = buildHttpExt "17";
-            pg_smtp_client = buildSmtpExt "17";
-            plhaskell = buildPlHaskellExt "15";
-            postgreact = prev.callPackage ./package/c/postgreact/default.nix { postgresql = prev.postgresql_17; };
-          };};
-          postgresql_16 = prev.postgresql_16 // {pkgs = prev.postgresql_16.pkgs // {
-            http = buildHttpExt "16";
-            pg_smtp_client = buildSmtpExt "16";
-            plhaskell = buildPlHaskellExt "15";
-            postgreact = prev.callPackage ./package/c/postgreact/default.nix { postgresql = prev.postgresql_16; };
-          };};
-          postgresql_15 = prev.postgresql_15 // {pkgs = prev.postgresql_15.pkgs // {
-            http = buildHttpExt "15";
-            pg_smtp_client = buildSmtpExt "15";
-            plhaskell = buildPlHaskellExt "15";
-            postgreact = prev.callPackage ./package/c/postgreact/default.nix { postgresql = prev.postgresql_15; };
-          };};
-          postgresql_14 = prev.postgresql_14 // {pkgs = prev.postgresql_14.pkgs // {
-            http = buildHttpExt "14";
-            pg_smtp_client = buildSmtpExt "14";
-            plhaskell = buildPlHaskellExt "15";
-            postgreact = prev.callPackage ./package/c/postgreact/default.nix { postgresql = prev.postgresql_14; };
-          };};
+          postgresql_17 =
+            prev.postgresql_17
+            // {
+              pkgs =
+                prev.postgresql_17.pkgs
+                // {
+                  http = buildHttpExt "17";
+                  pg_smtp_client = buildSmtpExt "17";
+                  plhaskell = buildPlHaskellExt "15";
+                  postgreact = prev.callPackage ./package/c/postgreact/default.nix {postgresql = prev.postgresql_17;};
+                };
+            };
+          postgresql_16 =
+            prev.postgresql_16
+            // {
+              pkgs =
+                prev.postgresql_16.pkgs
+                // {
+                  http = buildHttpExt "16";
+                  pg_smtp_client = buildSmtpExt "16";
+                  plhaskell = buildPlHaskellExt "15";
+                  postgreact = prev.callPackage ./package/c/postgreact/default.nix {postgresql = prev.postgresql_16;};
+                };
+            };
+          postgresql_15 =
+            prev.postgresql_15
+            // {
+              pkgs =
+                prev.postgresql_15.pkgs
+                // {
+                  http = buildHttpExt "15";
+                  pg_smtp_client = buildSmtpExt "15";
+                  plhaskell = buildPlHaskellExt "15";
+                  postgreact = prev.callPackage ./package/c/postgreact/default.nix {postgresql = prev.postgresql_15;};
+                };
+            };
+          postgresql_14 =
+            prev.postgresql_14
+            // {
+              pkgs =
+                prev.postgresql_14.pkgs
+                // {
+                  http = buildHttpExt "14";
+                  pg_smtp_client = buildSmtpExt "14";
+                  plhaskell = buildPlHaskellExt "15";
+                  postgreact = prev.callPackage ./package/c/postgreact/default.nix {postgresql = prev.postgresql_14;};
+                };
+            };
           writers = let
-            writeC =
-              name: argsOrScript:
-              if lib.isAttrs argsOrScript && !lib.isDerivation argsOrScript then
+            writeC = name: argsOrScript:
+              if lib.isAttrs argsOrScript && !lib.isDerivation argsOrScript
+              then
                 prev.writers.makeBinWriter (
-                  argsOrScript // {
+                  argsOrScript
+                  // {
                     compileScript = ''
                       # Force gcc to treat the input file as C code
                       ${prev.gcc}/bin/gcc -fsyntax-only -xc $contentPath
@@ -479,7 +523,8 @@
                       ${prev.gcc}/bin/gcc -xc -o $out $contentPath
                     '';
                   }
-                ) name
+                )
+                name
               else
                 prev.writers.makeBinWriter {
                   compileScript = ''
@@ -491,29 +536,35 @@
                     fi
                     ${prev.gcc}/bin/gcc -xc -o $out $contentPath
                   '';
-                } name argsOrScript;
-            writeMinC =
-              name: includes: body:
-                writeC name ''
-                  ${builtins.concatStringsSep "\n" (map (h: "#include " + h) includes)}
+                }
+                name
+                argsOrScript;
+            writeMinC = name: includes: body:
+              writeC name ''
+                ${builtins.concatStringsSep "\n" (map (h: "#include " + h) includes)}
 
-                  int main(int argc, char *argv[]) {
-                      ${body}
-                  }
-                '';
-          in prev.writers // {
-            writeCBin = name: writeC "/bin/${name}";
-            writeC = writeC;
-            writeMinCBin = name: includes: body: writeMinC "/bin/${name}" includes body;
-            writeMinC = writeMinC;
-          };
+                int main(int argc, char *argv[]) {
+                    ${body}
+                }
+              '';
+          in
+            prev.writers
+            // {
+              writeCBin = name: writeC "/bin/${name}";
+              writeC = writeC;
+              writeMinCBin = name: includes: body: writeMinC "/bin/${name}" includes body;
+              writeMinC = writeMinC;
+            };
         }
       );
       lib = {
         # -- For all systems --
         inherit dotEnv minorEnvironment parseEnv forAllSystemsWithPkgs forSpecSystemsWithPkgs;
 
-        readEnvironment = { envVarsToRead, prefix ? "" }:
+        readEnvironment = {
+          envVarsToRead,
+          prefix ? "",
+        }:
           builtins.listToAttrs
           (map (name: {
               inherit name;
diff --git a/package/c/hectic/default.nix b/package/c/hectic/default.nix
index 58941ad..33679d0 100644
--- a/package/c/hectic/default.nix
+++ b/package/c/hectic/default.nix
@@ -1,12 +1,17 @@
-{ stdenv, gcc, lib, bash, inotify-tools }:
-
+{
+  stdenv,
+  gcc,
+  lib,
+  bash,
+  inotify-tools,
+}:
 stdenv.mkDerivation {
   pname = "hectic";
   version = "1.0";
   src = ./.;
   doCheck = true;
 
-  nativeBuildInputs = [ gcc inotify-tools ];
+  nativeBuildInputs = [gcc inotify-tools];
 
   buildPhase = ''
     ls
diff --git a/package/c/postgreact/default.nix b/package/c/postgreact/default.nix
index 4dd43ee..76066bc 100644
--- a/package/c/postgreact/default.nix
+++ b/package/c/postgreact/default.nix
@@ -3,12 +3,11 @@
   stdenv,
   postgresql,
   ...
-}: 
-
+}:
 stdenv.mkDerivation {
   pname = "postgreact";
   version = "0.1";
-  
+
   src = ./.;
 
   buildInputs = [
@@ -22,10 +21,10 @@ stdenv.mkDerivation {
 
   installPhase = ''
     mkdir -p $out/lib/postgresql $out/share/postgresql/extension
-    
+
     # Install compiled library
     install -m 755 -D target/postgreact.so $out/lib/postgresql/postgreact.so
-    
+
     # Install control and SQL files
     install -m 644 -D postgreact.control $out/share/postgresql/extension/postgreact.control
     install -m 644 -D postgreact--0.1.sql $out/share/postgresql/extension/postgreact--0.1.sql
@@ -36,6 +35,6 @@ stdenv.mkDerivation {
     homepage = "https://github.com/yukkop/util.nix";
     license = licenses.mit;
     platforms = postgresql.meta.platforms;
-    maintainers = with maintainers; [ ];
+    maintainers = with maintainers; [];
   };
-} 
+}
diff --git a/package/c/prettify/default.nix b/package/c/prettify/default.nix
index 725a702..90c22de 100644
--- a/package/c/prettify/default.nix
+++ b/package/c/prettify/default.nix
@@ -1,12 +1,17 @@
-{ stdenv, gcc, lib, bash, c-hectic }:
-
+{
+  stdenv,
+  gcc,
+  lib,
+  bash,
+  c-hectic,
+}:
 stdenv.mkDerivation {
   pname = "prettify";
   version = "1.0";
   src = ./.;
   doCheck = false;
 
-  nativeBuildInputs = [ gcc c-hectic ];
+  nativeBuildInputs = [gcc c-hectic];
 
   buildPhase = ''
     ls
diff --git a/package/c/watch/default.nix b/package/c/watch/default.nix
index 6b1937f..2313bc9 100644
--- a/package/c/watch/default.nix
+++ b/package/c/watch/default.nix
@@ -1,12 +1,17 @@
-{ stdenv, gcc, lib, bash, gdb }:
-
+{
+  stdenv,
+  gcc,
+  lib,
+  bash,
+  gdb,
+}:
 stdenv.mkDerivation {
   pname = "watch";
   version = "1.0";
   src = ./.;
   doCheck = false;
 
-  nativeBuildInputs = [ gcc gdb ];
+  nativeBuildInputs = [gcc gdb];
 
   buildPhase = ''
     ${bash}/bin/sh ./make.sh build
@@ -25,4 +30,4 @@ stdenv.mkDerivation {
     description = "watch";
     license = lib.licenses.mit;
   };
-}
\ No newline at end of file
+}
diff --git a/package/postgres/pg-migration/default.nix b/package/postgres/pg-migration/default.nix
index 098a3d9..f69c04e 100644
--- a/package/postgres/pg-migration/default.nix
+++ b/package/postgres/pg-migration/default.nix
@@ -16,7 +16,7 @@ in
 
     cargoLock.lockFile = ./Cargo.lock;
 
-    buildInputs = [ postgresql_15 ];
+    buildInputs = [postgresql_15];
 
     doCheck = true;
   }

From fb8fa34ff268ea665c40b3c19f5f30414a5940d3 Mon Sep 17 00:00:00 2001
From: zerosummed <zerosummedd@protonmail.com>
Date: Thu, 17 Apr 2025 05:20:41 +0300
Subject: [PATCH 3/7] fix?(package): `postgreact`

---
 .envrc                                        |  1 +
 flake.nix                                     | 15 +++----
 package/c/postgreact/Makefile                 | 16 ++++++++
 package/c/postgreact/default.nix              | 40 +++++++------------
 package/c/postgreact/make.sh                  |  6 ++-
 ...ostgreact--0.1.sql => postgreact--1.0.sql} | 10 +++--
 package/c/postgreact/postgreact.c             | 16 +++++---
 package/c/postgreact/postgreact.control       |  4 --
 package/c/postgreact/postgreact.control.in    |  4 ++
 package/c/postgreact/postgreact.h             | 11 +++++
 10 files changed, 76 insertions(+), 47 deletions(-)
 create mode 100644 .envrc
 create mode 100644 package/c/postgreact/Makefile
 rename package/c/postgreact/{postgreact--0.1.sql => postgreact--1.0.sql} (71%)
 delete mode 100644 package/c/postgreact/postgreact.control
 create mode 100644 package/c/postgreact/postgreact.control.in
 create mode 100644 package/c/postgreact/postgreact.h

diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..f12653d
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake .#postgres-c
diff --git a/flake.nix b/flake.nix
index 35e5b92..7d2e45f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -133,9 +133,10 @@
         pg-migration = pkgs.callPackage ./package/postgres/pg-migration/default.nix rust.commonArgs;
         c-hectic = pkgs.callPackage ./package/c/hectic/default.nix {};
         watch = pkgs.callPackage ./package/c/watch/default.nix {};
-        hmpl = pkgs.callPackage ./package/c/hmpl/default.nix {
-          hectic = self.packages.${system}.hectic;
-        };
+        #hmpl = pkgs.callPackage ./package/c/hmpl/default.nix {
+        #  hectic = self.packages.${system}.hectic;
+        #};
+        postgreact = pkgs.callPackage ./package/c/postgreact {};
       };
 
       devShells.${system} = let
@@ -467,7 +468,7 @@
                   http = buildHttpExt "17";
                   pg_smtp_client = buildSmtpExt "17";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = prev.callPackage ./package/c/postgreact/default.nix {postgresql = prev.postgresql_17;};
+                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           postgresql_16 =
@@ -479,7 +480,7 @@
                   http = buildHttpExt "16";
                   pg_smtp_client = buildSmtpExt "16";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = prev.callPackage ./package/c/postgreact/default.nix {postgresql = prev.postgresql_16;};
+                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           postgresql_15 =
@@ -491,7 +492,7 @@
                   http = buildHttpExt "15";
                   pg_smtp_client = buildSmtpExt "15";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = prev.callPackage ./package/c/postgreact/default.nix {postgresql = prev.postgresql_15;};
+                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           postgresql_14 =
@@ -503,7 +504,7 @@
                   http = buildHttpExt "14";
                   pg_smtp_client = buildSmtpExt "14";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = prev.callPackage ./package/c/postgreact/default.nix {postgresql = prev.postgresql_14;};
+                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           writers = let
diff --git a/package/c/postgreact/Makefile b/package/c/postgreact/Makefile
new file mode 100644
index 0000000..170068a
--- /dev/null
+++ b/package/c/postgreact/Makefile
@@ -0,0 +1,16 @@
+EXTENSION ?= postgreact
+EXTENSION_VERSION ?= 1.0
+
+# INFO(nrv): just in case idk how pgxs Makefile and shit all work
+EXTVERSION = $(EXTENSION_VERSION)
+
+MODULE_big = $(EXTENSION)
+DATA = $(EXTENSION)--$(EXTENSION_VERSION).sql
+OBJS = $(EXTENSION).o 
+PG_CONFIG = pg_config
+
+$(BUILD_DIR)/$(EXTENSION).control:
+	sed "s/@EXTENSION_VERSION@/$(EXTVERSION)/g" $(EXTENSION).control.in > $@
+
+PGXS := $(shell $(PG_CONFIG) --pgxs)
+include $(PGXS)
diff --git a/package/c/postgreact/default.nix b/package/c/postgreact/default.nix
index 76066bc..d985bb8 100644
--- a/package/c/postgreact/default.nix
+++ b/package/c/postgreact/default.nix
@@ -1,39 +1,29 @@
 {
   lib,
   stdenv,
+  fetchFromGitHub,
+  curl,
   postgresql,
-  ...
+  buildPostgresqlExtension,
 }:
-stdenv.mkDerivation {
+buildPostgresqlExtension rec {
   pname = "postgreact";
-  version = "0.1";
+  version = "1.0";
+
+  buildInputs = [
+  ];
+
+  EXTENSION = pname;
+  EXTENSION_VERSION = version;
 
   src = ./.;
 
-  buildInputs = [
-    postgresql
-  ];
-
-  buildPhase = ''
-    mkdir -p target
-    sh ./make.sh build
-  '';
-
-  installPhase = ''
-    mkdir -p $out/lib/postgresql $out/share/postgresql/extension
-
-    # Install compiled library
-    install -m 755 -D target/postgreact.so $out/lib/postgresql/postgreact.so
-
-    # Install control and SQL files
-    install -m 644 -D postgreact.control $out/share/postgresql/extension/postgreact.control
-    install -m 644 -D postgreact--0.1.sql $out/share/postgresql/extension/postgreact--0.1.sql
-  '';
+  env.NIX_CFLAGS_COMPILE = "-Wno-error";
 
   meta = with lib; {
-    description = "PostgreSQL extension for reactive functions";
-    homepage = "https://github.com/yukkop/util.nix";
-    license = licenses.mit;
+    description = "PostgreSQL extension for simple templating.";
+    homepage = "https://github.com/hectic-lab/util.nix";
+    license = licenses.asl20;
     platforms = postgresql.meta.platforms;
     maintainers = with maintainers; [];
   };
diff --git a/package/c/postgreact/make.sh b/package/c/postgreact/make.sh
index 3f8e91c..09b816f 100755
--- a/package/c/postgreact/make.sh
+++ b/package/c/postgreact/make.sh
@@ -7,6 +7,8 @@
 #   --color       Pass -fdiagnostics-color=always to compiler.
 #   help, --help  Show this help message.
 
+set -u
+
 check_dependencies() {
   for dep in gcc pg_config; do
     if ! command -v "$dep" >/dev/null 2>&1; then
@@ -91,7 +93,7 @@ case "$MODE" in
     
     # Copy extension files to target directory
     cp postgreact.control target/
-    cp postgreact--0.1.sql target/
+    cp postgreact--${EXTENSION_VERSION}.sql target/
     
     echo "Build complete. Files available in target/ directory."
     ;;
@@ -99,4 +101,4 @@ case "$MODE" in
     print_help
     exit 1
     ;;
-esac
\ No newline at end of file
+esac
diff --git a/package/c/postgreact/postgreact--0.1.sql b/package/c/postgreact/postgreact--1.0.sql
similarity index 71%
rename from package/c/postgreact/postgreact--0.1.sql
rename to package/c/postgreact/postgreact--1.0.sql
index 73c7685..bca1d87 100644
--- a/package/c/postgreact/postgreact--0.1.sql
+++ b/package/c/postgreact/postgreact--1.0.sql
@@ -3,6 +3,10 @@
 
 -- Define the hello function that uses our C implementation
 CREATE FUNCTION hello()
-RETURNS text
-AS 'postgreact', 'hello'
-LANGUAGE C STRICT;
+RETURNS
+  TEXT
+STRICT VOLATILE
+LANGUAGE C
+AS
+  'MODULE_PATHNAME', 'hello'
+;
diff --git a/package/c/postgreact/postgreact.c b/package/c/postgreact/postgreact.c
index 98b34ec..efc0cb1 100644
--- a/package/c/postgreact/postgreact.c
+++ b/package/c/postgreact/postgreact.c
@@ -6,11 +6,15 @@
 PG_MODULE_MAGIC;
 #endif
 
-/* Define the function hello */
-PG_FUNCTION_INFO_V1(hello);
-
-/* Implement the function */
 Datum hello(PG_FUNCTION_ARGS) 
 {
-    PG_RETURN_TEXT_P(cstring_to_text("Hello, world!"));
-}
\ No newline at end of file
+    PG_RETURN_TEXT_P(cstring_to_text("Eblan!"));
+}
+
+void _PG_init(void) {
+
+}
+void _PG_fini(void) {
+
+}
+
diff --git a/package/c/postgreact/postgreact.control b/package/c/postgreact/postgreact.control
deleted file mode 100644
index 6843cfe..0000000
--- a/package/c/postgreact/postgreact.control
+++ /dev/null
@@ -1,4 +0,0 @@
-comment = 'My first extension'
-default_version = '1.0'
-module_pathname = $libdir/postgreact
-relocatable = true
diff --git a/package/c/postgreact/postgreact.control.in b/package/c/postgreact/postgreact.control.in
new file mode 100644
index 0000000..a7bc821
--- /dev/null
+++ b/package/c/postgreact/postgreact.control.in
@@ -0,0 +1,4 @@
+comment = 'My first extension'
+default_version = '@EXTENSION_VERSION@'
+module_pathname = '$libdir/postgreact'
+relocatable = false
diff --git a/package/c/postgreact/postgreact.h b/package/c/postgreact/postgreact.h
new file mode 100644
index 0000000..348c5ea
--- /dev/null
+++ b/package/c/postgreact/postgreact.h
@@ -0,0 +1,11 @@
+#include "postgres.h"
+
+#ifdef PG_MODULE_MAGIC
+PG_MODULE_MAGIC;
+#endif
+
+void _PG_init(void);
+void _PG_fini(void);
+
+Datum hello(PG_FUNCTION_ARGS);
+PG_FUNCTION_INFO_V1(hello);

From 90f588843acac52d4f9f18060af8bf59c2ffe9ad Mon Sep 17 00:00:00 2001
From: zerosummed <zerosummedd@protonmail.com>
Date: Thu, 17 Apr 2025 07:01:23 +0300
Subject: [PATCH 4/7] fix?(package): `postgreact`: ~stir the stupid shit till
 it works [1]

---
 flake.nix                        | 20 ++++++++++++++++++--
 package/c/postgreact/default.nix | 24 +++---------------------
 2 files changed, 21 insertions(+), 23 deletions(-)

diff --git a/flake.nix b/flake.nix
index 7d2e45f..036a170 100644
--- a/flake.nix
+++ b/flake.nix
@@ -428,7 +428,7 @@
               doCheck = false;
             };
           buildPlHaskellExt = versionSuffix: let
-            version = "4.0";
+            version = "4.0"; # XXX(nrv): What the hell is this? What the hell are all the `version` mentions below? Is it that?
           in
             buildPostgresqlExtension {
               postgresql = prev."postgresql_${versionSuffix}";
@@ -457,6 +457,22 @@
               };
               nativeBuildInputs = with prev; [pkg-config curl];
             };
+          buildPostgreactExt = versionSuffix:
+            buildPostgresqlExtension {
+              postgresql = prev."postgresql_${versionSuffix}";
+            } (rec {
+              pname = "postgreact";
+              version = "1.0";
+              src = ./package/c/${pname};
+              nativeBuildInputs = with prev; [pkg-config]; # ???
+              meta = with lib; {
+                description = "PostgreSQL extension for simple templating.";
+                homepage = "https://github.com/hectic-lab/util.nix";
+                license = licenses.asl20;
+                platforms = postgresql.meta.platforms;
+                maintainers = with maintainers; [];
+              };
+            });
         in {
           hectic = self.packages.${prev.system};
           postgresql_17 =
@@ -490,9 +506,9 @@
                 prev.postgresql_15.pkgs
                 // {
                   http = buildHttpExt "15";
+                  postgreact = buildPostgreactExt "15";
                   pg_smtp_client = buildSmtpExt "15";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           postgresql_14 =
diff --git a/package/c/postgreact/default.nix b/package/c/postgreact/default.nix
index d985bb8..b6eb38a 100644
--- a/package/c/postgreact/default.nix
+++ b/package/c/postgreact/default.nix
@@ -1,30 +1,12 @@
 {
   lib,
-  stdenv,
-  fetchFromGitHub,
-  curl,
-  postgresql,
-  buildPostgresqlExtension,
-}:
-buildPostgresqlExtension rec {
+}: {
   pname = "postgreact";
   version = "1.0";
 
+  src = ./.;
+
   buildInputs = [
   ];
 
-  EXTENSION = pname;
-  EXTENSION_VERSION = version;
-
-  src = ./.;
-
-  env.NIX_CFLAGS_COMPILE = "-Wno-error";
-
-  meta = with lib; {
-    description = "PostgreSQL extension for simple templating.";
-    homepage = "https://github.com/hectic-lab/util.nix";
-    license = licenses.asl20;
-    platforms = postgresql.meta.platforms;
-    maintainers = with maintainers; [];
-  };
 }

From aec4876832aa4daee9abd71a78b19bb8cd1c42e9 Mon Sep 17 00:00:00 2001
From: zerosummed <zerosummedd@protonmail.com>
Date: Thu, 17 Apr 2025 07:06:21 +0300
Subject: [PATCH 5/7] fix?(package): `postgreact`: ~stir the stupid shit till
 it works [2]

---
 flake.nix                        | 10 +++++-----
 package/c/postgreact/default.nix |  1 -
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/flake.nix b/flake.nix
index 036a170..a1023bc 100644
--- a/flake.nix
+++ b/flake.nix
@@ -136,7 +136,7 @@
         #hmpl = pkgs.callPackage ./package/c/hmpl/default.nix {
         #  hectic = self.packages.${system}.hectic;
         #};
-        postgreact = pkgs.callPackage ./package/c/postgreact {};
+        #postgreact = pkgs.callPackage ./package/c/postgreact {};
       };
 
       devShells.${system} = let
@@ -484,7 +484,7 @@
                   http = buildHttpExt "17";
                   pg_smtp_client = buildSmtpExt "17";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
+                  postgreact = buildPostgreactExt "17";
                 };
             };
           postgresql_16 =
@@ -496,7 +496,7 @@
                   http = buildHttpExt "16";
                   pg_smtp_client = buildSmtpExt "16";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
+                  postgreact = buildPostgreactExt "16";
                 };
             };
           postgresql_15 =
@@ -506,9 +506,9 @@
                 prev.postgresql_15.pkgs
                 // {
                   http = buildHttpExt "15";
-                  postgreact = buildPostgreactExt "15";
                   pg_smtp_client = buildSmtpExt "15";
                   plhaskell = buildPlHaskellExt "15";
+                  postgreact = buildPostgreactExt "15";
                 };
             };
           postgresql_14 =
@@ -520,7 +520,7 @@
                   http = buildHttpExt "14";
                   pg_smtp_client = buildSmtpExt "14";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
+                  postgreact = buildPostgreactExt "15";
                 };
             };
           writers = let
diff --git a/package/c/postgreact/default.nix b/package/c/postgreact/default.nix
index b6eb38a..a2d4075 100644
--- a/package/c/postgreact/default.nix
+++ b/package/c/postgreact/default.nix
@@ -8,5 +8,4 @@
 
   buildInputs = [
   ];
-
 }

From 60d977110c7facac76dbb14e88396c5c3f552e3f Mon Sep 17 00:00:00 2001
From: zerosummed <zerosummedd@protonmail.com>
Date: Fri, 18 Apr 2025 21:37:23 +0300
Subject: [PATCH 6/7] fix?(package): `postgreact`: ~stir the stupid shit till
 it works [3]

---
 flake.nix                                  | 32 ++++++---------------
 package/c/postgreact/.gitignore            |  3 ++
 package/c/postgreact/Makefile              | 18 ++++++------
 package/c/postgreact/default.nix           | 33 +++++++++++++++++++++-
 package/c/postgreact/postgreact.c          | 10 ++-----
 package/c/postgreact/postgreact.control.in |  4 +--
 package/c/postgreact/postgreact.h          |  5 ++++
 7 files changed, 63 insertions(+), 42 deletions(-)
 create mode 100644 package/c/postgreact/.gitignore

diff --git a/flake.nix b/flake.nix
index a1023bc..a2e2140 100644
--- a/flake.nix
+++ b/flake.nix
@@ -133,10 +133,10 @@
         pg-migration = pkgs.callPackage ./package/postgres/pg-migration/default.nix rust.commonArgs;
         c-hectic = pkgs.callPackage ./package/c/hectic/default.nix {};
         watch = pkgs.callPackage ./package/c/watch/default.nix {};
-        #hmpl = pkgs.callPackage ./package/c/hmpl/default.nix {
-        #  hectic = self.packages.${system}.hectic;
-        #};
-        #postgreact = pkgs.callPackage ./package/c/postgreact {};
+            #hmpl = pkgs.callPackage ./package/c/hmpl/default.nix {
+            #  hectic = self.packages.${system}.hectic;
+            #};
+        postgreact = pkgs.callPackage ./package/c/postgreact {};
       };
 
       devShells.${system} = let
@@ -457,22 +457,6 @@
               };
               nativeBuildInputs = with prev; [pkg-config curl];
             };
-          buildPostgreactExt = versionSuffix:
-            buildPostgresqlExtension {
-              postgresql = prev."postgresql_${versionSuffix}";
-            } (rec {
-              pname = "postgreact";
-              version = "1.0";
-              src = ./package/c/${pname};
-              nativeBuildInputs = with prev; [pkg-config]; # ???
-              meta = with lib; {
-                description = "PostgreSQL extension for simple templating.";
-                homepage = "https://github.com/hectic-lab/util.nix";
-                license = licenses.asl20;
-                platforms = postgresql.meta.platforms;
-                maintainers = with maintainers; [];
-              };
-            });
         in {
           hectic = self.packages.${prev.system};
           postgresql_17 =
@@ -484,7 +468,7 @@
                   http = buildHttpExt "17";
                   pg_smtp_client = buildSmtpExt "17";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = buildPostgreactExt "17";
+                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           postgresql_16 =
@@ -496,7 +480,7 @@
                   http = buildHttpExt "16";
                   pg_smtp_client = buildSmtpExt "16";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = buildPostgreactExt "16";
+                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           postgresql_15 =
@@ -508,7 +492,7 @@
                   http = buildHttpExt "15";
                   pg_smtp_client = buildSmtpExt "15";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = buildPostgreactExt "15";
+                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           postgresql_14 =
@@ -520,7 +504,7 @@
                   http = buildHttpExt "14";
                   pg_smtp_client = buildSmtpExt "14";
                   plhaskell = buildPlHaskellExt "15";
-                  postgreact = buildPostgreactExt "15";
+                  postgreact = self.packages.${prev.system}.postgreact.override {postgresql = prev.postgresql_17;};
                 };
             };
           writers = let
diff --git a/package/c/postgreact/.gitignore b/package/c/postgreact/.gitignore
new file mode 100644
index 0000000..cde82a3
--- /dev/null
+++ b/package/c/postgreact/.gitignore
@@ -0,0 +1,3 @@
+package/c/postgreact/postgreact.control
+package/c/postgreact/postgreact.o
+package/c/postgreact/postgreact.so
diff --git a/package/c/postgreact/Makefile b/package/c/postgreact/Makefile
index 170068a..629dd01 100644
--- a/package/c/postgreact/Makefile
+++ b/package/c/postgreact/Makefile
@@ -1,16 +1,18 @@
 EXTENSION ?= postgreact
 EXTENSION_VERSION ?= 1.0
-
-# INFO(nrv): just in case idk how pgxs Makefile and shit all work
-EXTVERSION = $(EXTENSION_VERSION)
+EXTENSION_COMMENT ?= My first extension
 
 MODULE_big = $(EXTENSION)
-DATA = $(EXTENSION)--$(EXTENSION_VERSION).sql
+DATA = $(EXTENSION)--$(EXTENSION_VERSION).sql $(EXTENSION).control
 OBJS = $(EXTENSION).o 
 PG_CONFIG = pg_config
-
-$(BUILD_DIR)/$(EXTENSION).control:
-	sed "s/@EXTENSION_VERSION@/$(EXTVERSION)/g" $(EXTENSION).control.in > $@
-
 PGXS := $(shell $(PG_CONFIG) --pgxs)
+
+.PHONY: $(EXTENSION).control
+
+$(EXTENSION).control:
+	sed "s/@EXTENSION_VERSION@/$(EXTENSION_VERSION)/g; s/@EXTENSION_COMMENT@/$(EXTENSION_COMMENT)/g; s/@EXTENSION@/$(EXTENSION)/g" $(EXTENSION).control.in > $@
+
 include $(PGXS)
+
+# vim:wrap
diff --git a/package/c/postgreact/default.nix b/package/c/postgreact/default.nix
index a2d4075..acc3a40 100644
--- a/package/c/postgreact/default.nix
+++ b/package/c/postgreact/default.nix
@@ -1,11 +1,42 @@
 {
   lib,
-}: {
+  stdenv,
+  postgresql,
+  ...
+}:
+stdenv.mkDerivation rec {
   pname = "postgreact";
   version = "1.0";
 
   src = ./.;
 
+  USE_PGXS = 1;
+  EXTENSION = pname;
+  EXTENSION_VERSION = version;
+  EXTENSION_COMMENT = meta.description;
+
   buildInputs = [
+    postgresql
   ];
+
+  buildPhase = ''make all'';
+
+  installPhase = ''
+    mkdir -p $out/lib/postgresql $out/share/postgresql/extension
+
+    # Install compiled library
+    install -m 755 -D postgreact.so $out/lib/postgresql/postgreact.so
+
+    # Install control and SQL files
+    install -m 644 -D postgreact.control $out/share/postgresql/extension/postgreact.control
+    install -m 644 -D postgreact--${EXTENSION_VERSION}.sql $out/share/postgresql/extension/postgreact--${EXTENSION_VERSION}.sql
+  '';
+
+  meta = with lib; {
+    description = "PostgreSQL extension for simple templating.";
+    homepage = "https://github.com/yukkop/util.nix";
+    license = licenses.asl20;
+    platforms = postgresql.meta.platforms;
+    maintainers = with maintainers; [];
+  };
 }
diff --git a/package/c/postgreact/postgreact.c b/package/c/postgreact/postgreact.c
index efc0cb1..852fc96 100644
--- a/package/c/postgreact/postgreact.c
+++ b/package/c/postgreact/postgreact.c
@@ -1,14 +1,10 @@
 #include "postgres.h"
 #include "fmgr.h"
 #include "utils/builtins.h" /* for text_to_cstring and cstring_to_text */
+#include "postgreact.h"
 
-#ifdef PG_MODULE_MAGIC
-PG_MODULE_MAGIC;
-#endif
-
-Datum hello(PG_FUNCTION_ARGS) 
-{
-    PG_RETURN_TEXT_P(cstring_to_text("Eblan!"));
+Datum hello(PG_FUNCTION_ARGS) {
+  PG_RETURN_TEXT_P(cstring_to_text("Eblan!"));
 }
 
 void _PG_init(void) {
diff --git a/package/c/postgreact/postgreact.control.in b/package/c/postgreact/postgreact.control.in
index a7bc821..51233d2 100644
--- a/package/c/postgreact/postgreact.control.in
+++ b/package/c/postgreact/postgreact.control.in
@@ -1,4 +1,4 @@
-comment = 'My first extension'
+comment = '@EXTENSION_COMMENT@'
 default_version = '@EXTENSION_VERSION@'
-module_pathname = '$libdir/postgreact'
+module_pathname = '$libdir/@EXTENSION@'
 relocatable = false
diff --git a/package/c/postgreact/postgreact.h b/package/c/postgreact/postgreact.h
index 348c5ea..74a5226 100644
--- a/package/c/postgreact/postgreact.h
+++ b/package/c/postgreact/postgreact.h
@@ -1,3 +1,6 @@
+#ifndef POSTGREACT_H
+#define POSTGREACT_H
+
 #include "postgres.h"
 
 #ifdef PG_MODULE_MAGIC
@@ -9,3 +12,5 @@ void _PG_fini(void);
 
 Datum hello(PG_FUNCTION_ARGS);
 PG_FUNCTION_INFO_V1(hello);
+
+#endif // POSTGREACT_H

From 016db3d06ae814e0f0cc8f39cd4e5af729bb39ac Mon Sep 17 00:00:00 2001
From: zerosummed <zerosummedd@protonmail.com>
Date: Tue, 22 Apr 2025 10:00:33 +0300
Subject: [PATCH 7/7] feat(package): +`support-bot`

---
 flake.nix                       |  1 +
 package/support-bot/default.nix | 78 +++++++++++++++++++++++++++++++++
 2 files changed, 79 insertions(+)
 create mode 100644 package/support-bot/default.nix

diff --git a/flake.nix b/flake.nix
index a2e2140..02bae9e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -137,6 +137,7 @@
             #  hectic = self.packages.${system}.hectic;
             #};
         postgreact = pkgs.callPackage ./package/c/postgreact {};
+        support-bot = pkgs.callPackage ./package/support-bot {};
       };
 
       devShells.${system} = let
diff --git a/package/support-bot/default.nix b/package/support-bot/default.nix
new file mode 100644
index 0000000..1a5b400
--- /dev/null
+++ b/package/support-bot/default.nix
@@ -0,0 +1,78 @@
+{
+  fetchFromGitHub,
+  pkgs,
+  ...
+}: let
+  aiogram-newsletter = pkgs.python3Packages.buildPythonPackage {
+    pname = "example-package";
+    version = "0.0.10";
+  
+    src = fetchFromGitHub {
+      owner = "nessshon";
+      repo = "aiogram-newsletter";
+      rev = "bb8a42e4bcff66a9a606fc92ccc27b1d094b20fc";
+      sha256 = "sha256-atKhccp8Pr8anJUo+M9hnYkYrcgnB9SxrpmsiVusJZs=";
+    };
+  
+    propagatedBuildInputs = [ ];
+  
+    meta = {
+      description = "";
+    };
+  };
+in pkgs.python3Packages.buildPythonPackage {
+  pname = "support-bot";
+  version = "1.0.0";
+
+  src = pkgs.fetchFromGitHub {
+    owner = "nessshon";
+    repo = "support-bot";
+    rev = "9191d9a9ba6bfd81e267b6ca41836db037555976";
+    sha256 = "sha256-94/cGN0OMytrQB66B2WA44bRaz+qXI627C/oE9iFgNU=";
+  };
+
+  postPatch = ''
+    cat > setup.py <<'EOF1'
+    from setuptools import setup
+                  
+    setup(
+      name="support-bot",
+      version="1.0.0",
+      install_requires=[
+        "aiogram==3.7.0",
+        "aiogram-newsletter>=0.0.10",
+        "cachetools==5.3.2",
+        "environs==10.3.0",
+        "pydantic==2.5.3",
+        "redis==5.0.1",
+        "apscheduler",
+      ],
+      entry_points={
+        "console_scripts": [
+          "support-bot=app.entry_point:main",
+        ],
+      },
+    )
+    EOF1
+    cat > app/entry_point.py <<'EOF2'
+    def main():
+      import asyncio
+      from .__main__ import main
+      asyncio.run(main())
+    EOF2
+  '';
+
+  propagatedBuildInputs = (with pkgs.python3Packages; [
+    aiogram
+    apscheduler
+    cachetools
+    environs
+    pydantic
+    redis
+  ]) ++ [ aiogram-newsletter ];
+
+  meta = {
+    description = "A support bot for GitHub";
+    homepage = "https://github.com/nessshon/support-bot";
+  };
+}