feat: forgejo runner

Added a forgejo runner and extracted monolith file into folder/sub-folder

hosts/cl-00-00/system/configuration/container.nix

@@ -0,0 +1,14 @@
+{ ...
+}:
+
+{
+  virtualisation.podman = {
+    enable = true;
+
+    # Create a `docker` alias for podman
+    dockerCompat = true;
+    
+    # Required for containers to talk to each other
+    defaultNetwork.settings.dns_enabled = true;
+  };
+}