build(pg-from): add to packages

flake.nix

@@ -66,6 +66,13 @@
 	   pkgs.pkg-config
 	];
       };
+      pg.pg-from = pkgs.callPackage ./package/postgres/pg-from/default.nix {
+        inherit (self.lib) cargoToml;
+	nativeBuildInputs = [
+	   pkgs.pkgsBuildHost.rust-bin.stable."1.81.0".default
+	   pkgs.pkg-config
+	];
+      };
     };
 
     devShells.${system} = 

package/postgres/pg-from/default.nix

@@ -0,0 +1,15 @@
+{ cargoToml, nativeBuildInputs, pkgs, ... }:
+let
+  src = ./.;
+  cargo = cargoToml src;
+in
+pkgs.rustPlatform.buildRustPackage {
+  pname = cargo.package.name;
+  version = cargo.package.version;
+
+  inherit nativeBuildInputs src;
+
+  cargoLock.lockFile = ./Cargo.lock;
+  
+  doCheck = true;
+}