feat: forgejo

content/blog/forgejo-custom-nix-actions-images.md

@@ -0,0 +1,43 @@
++++
+title = "Creating custom `Nix` Forgejo actions images"
+date = 2025-08-25
+
+[taxonomies]
+tags = ["forgejo", "nix", "CI", "actions", "docker"]
++++
+
+## Creating custom runner images
+`git clone ssh://git@git.nexveridian.com:222/NexVeridian/docker-nixpkgs.git`
+
+### Create a copy of `images/action-attic`
+```nix
+{
+  docker-nixpkgs,
+  pkgs,
+  attic-client,
+  nodejs_24,
+  nix-fast-build,
+  # add more packages here
+}:
+(docker-nixpkgs.nix.override {
+  nix = pkgs.nixVersions.latest;
+
+  extraContents = [
+    attic-client
+    nodejs_24
+    nix-fast-build
+    # and the corresponding packages here
+  ];
+}).overrideAttrs
+  (prev: {
+    meta = (prev.meta or { }) // {
+      description = "Forgejo action image, with Nix and Attic client";
+    };
+  })
+```
+
+### Edit folder name in `.forgejo/workflows/nix.yaml`
+```yaml
+- name: Build Nix package
+  run: nix-build -A action-attic
+```