ci: run on ubuntu-latest with OS-agnostic dependency install

.gitea/workflows/release.yaml

@@ -10,11 +10,16 @@ on:
 
 jobs:
   build-and-push:
-    runs-on: alpine-latest
+    runs-on: ubuntu-latest
     steps:
       - name: Install Dependencies
         shell: sh
-        run: apk add --no-cache bash docker-cli docker-cli-buildx git
+        run: |
+          if command -v apk >/dev/null 2>&1; then
+            apk add --no-cache bash docker-cli docker-cli-buildx git
+          elif command -v apt-get >/dev/null 2>&1; then
+            apt-get update -qq && DEBIAN_FRONTEND=noninteractive apt-get install -y -qq bash docker.io git docker-buildx
+          fi
 
       - name: Checkout repository
         uses: actions/checkout@v4