build: add auto release

.gitea/workflows/nix-flake-release.yml

@@ -3,7 +3,6 @@ on:
   push:
     branches:
       - main
-  pull_request:
 
 jobs:
   build:
@@ -26,9 +25,28 @@ jobs:
         with:
           name: palkx
           authToken: ${{ secrets.CACHIX_AUTH_TOKEN }}
+          extraPullNames: nix-community
       - name: Build nix flake
         run: |
           while true; do sleep 1; rm -rf /homeless-shelter; done &
           nix build
       - name: Check nix flake
         run: nix flake check --all-systems
+
+  release:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Semver release
+        uses: cocogitto/cocogitto-action@v3
+        id: release
+        with:
+          release: true
+          git-user: "Cog Bot"
+          git-user-email: "mycoolproject@org.org"
+      # The version number is accessible as a github action output
+      - name: Print version
+        run: "echo '${{ steps.release.outputs.version }}'"