Problem: gomod2nix is not in nix develop shell

Solution:
- add gomod2nix to default devShell
- build gomod2nix with the same go version

.github/workflows/build.yml

@@ -111,7 +111,7 @@ jobs:
             access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
         if: steps.changed-files.outputs.any_changed == 'true'
       - name: gomod2nix
-        run: nix run -f ./nix gomod2nix
+        run: nix develop -c gomod2nix
         if: steps.changed-files.outputs.any_changed == 'true'
       - name: check working directory is clean
         id: changes

flake.nix

@@ -6,14 +6,14 @@
       url = "github:3noch/nix-bundle-exe";
       flake = false;
     };
-    gomod2nix = {
+    gomod2nix-flake = {
       url = "github:nix-community/gomod2nix";
       inputs.nixpkgs.follows = "nixpkgs";
-      inputs.utils.follows = "flake-utils";
+      inputs.flake-utils.follows = "flake-utils";
     };
   };
 
-  outputs = { self, nixpkgs, nix-bundle-exe, gomod2nix, flake-utils }:
+  outputs = { self, nixpkgs, nix-bundle-exe, gomod2nix-flake, flake-utils }:
     let
       rev = self.shortRev or "dirty";
       mkApp = drv: {
@@ -28,7 +28,7 @@
             inherit system;
             overlays = [
               (import ./nix/build_overlay.nix)
-              gomod2nix.overlays.default
+              gomod2nix-flake.overlays.default
               self.overlay
             ];
             config = { };
@@ -44,20 +44,19 @@
           };
           defaultPackage = packages.cronosd;
           defaultApp = apps.cronosd;
-          devShells = {
-            cronosd = pkgs.mkShell {
-              buildInputs = with pkgs; [
-                go_1_22
-                rocksdb
-              ];
-            };
+          devShells.default = pkgs.mkShell {
+            buildInputs = with pkgs; [
+              go
+              rocksdb
+              gomod2nix
+            ];
           };
-          devShell = devShells.cronosd;
           legacyPackages = pkgs;
         }
       )
     ) // {
       overlay = final: super: {
+        go = super.go_1_22;
         bundle-exe = final.pkgsBuildBuild.callPackage nix-bundle-exe { };
         # make-tarball don't follow symbolic links to avoid duplicate file, the bundle should have no external references.
         # reset the ownership and permissions to make the extract result more normal.