feat(gitops): implement native custom gitops solution with webhooks

flake.nix

@@ -16,11 +16,6 @@
       inputs.flake-utils.follows = "flake-utils";
     };
 
-    comin = {
-      url = "github:nlewo/comin";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
-
     pre-commit-hooks = {
       url = "github:cachix/pre-commit-hooks.nix";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -29,7 +24,7 @@
 
   outputs = inputs@{
     self, nixpkgs,
-    flake-utils, sops-nix, utils, comin, pre-commit-hooks,
+    flake-utils, sops-nix, utils, pre-commit-hooks,
     ...
   }:
   let
@@ -67,19 +62,9 @@
         ./users
 
         sops-nix.nixosModules.sops
-        comin.nixosModules.comin
-
-        # Base comin configuration for all nodes
         ({ config, pkgs, ... }: {
-          services.comin = {
-            enable = true;
-            remotes = [{
-              name = "origin";
-              # Replace with actual internal forgejo URL once available
-              url = "https://github.com/example/nix-config.git"; 
-              branches.main.name = "v2";
-            }];
-          };
+          # Inject git revision for our custom GitOps module to query
+          system.configurationRevision = self.rev or self.dirtyRev or "unknown";
         })
       ];
     };