feat(releaseprep): migrate standalone tool into vociferate

.gitea/workflows/push-validation.yml

@@ -0,0 +1,56 @@
+name: Push Validation
+
+on:
+  push:
+    branches:
+      - "**"
+    tags-ignore:
+      - "*"
+
+jobs:
+  validate:
+    runs-on: ubuntu-latest
+    container: docker.io/catthehacker/ubuntu:act-latest
+    defaults:
+      run:
+        shell: bash
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.26.1'
+          check-latest: true
+          cache: true
+          cache-dependency-path: go.sum
+
+      - name: Run full unit test suite with coverage
+        run: |
+          set -euo pipefail
+          go test -covermode=atomic -coverprofile=coverage.out ./...
+          go tool cover -func=coverage.out
+
+      - name: Recommend next release tag on main pushes
+        if: ${{ github.ref == 'refs/heads/main' }}
+        run: |
+          set -euo pipefail
+
+          if recommended_tag="$(go run ./cmd/releaseprep --recommend --root . 2>release-recommendation.err)"; then
+            {
+              echo
+              echo '## Release Recommendation'
+              echo
+              echo "- Recommended next tag: \`${recommended_tag}\`"
+            } >> "$GITHUB_STEP_SUMMARY"
+          else
+            recommendation_error="$(tr '\n' ' ' < release-recommendation.err | sed 's/[[:space:]]\+/ /g' | sed 's/^ //; s/ $//')"
+            echo "::warning::${recommendation_error}"
+            {
+              echo
+              echo '## Release Recommendation'
+              echo
+              echo "- No recommended tag emitted: ${recommendation_error}"
+            } >> "$GITHUB_STEP_SUMMARY"
+          fi