wip: move to forgejo actions

.github/workflows/release.yml

@@ -3,7 +3,7 @@ name: Release
 env:
   PKG_VERSION: "2026.07.28"
   # TODO: actions/checkout only supports GITHUB repos...
-  GATUS_REPO: "selfhoster1312/gatus"
+  GATUS_REPO: "https://github.com/selfhoster1312/gatus"
   GATUS_REF: "d65a3321f1291aa419870a04896aa65fc4c78cf4"
   # Preview mode: Publishes the build output as a CI artifact instead of creating
   # a release, allowing for manual inspection of the output. This mode is
@@ -24,7 +24,6 @@ on:
     - '.github/workflows/release.yml'
 
 concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: false
 
 permissions:
@@ -33,7 +32,7 @@ permissions:
 jobs:
   build:
     name: Build gatus with pre-packaged web assets
-    runs-on: ubuntu-22.04
+    runs-on: docker
     steps:
       - name: Checkout sources
         uses: actions/checkout@v7