ci(release): replace vociferate with local release scripts

.gitea/workflows/prepare-release.yml

@@ -9,6 +9,7 @@ permissions:
 
 jobs:
   prepare:
+    if: ${{ !startsWith(github.event.head_commit.message, 'chore(release): prepare ') }}
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
@@ -23,24 +24,15 @@ jobs:
             ln -s CHANGELOG.md changelog.md
           fi
 
-      - name: Vociferate prepare
-        uses: https://git.hrafn.xyz/aether/vociferate/prepare@v1.1.0
+      - name: Prepare release
+        run: bash ./script/prepare-release.sh
 
-  publish:
-    needs: prepare
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-
-      - name: Provide lowercase changelog compatibility
+      - name: Summary
+        if: ${{ always() }}
         run: |
           set -euo pipefail
-          if [[ -f CHANGELOG.md && ! -e changelog.md ]]; then
-            ln -s CHANGELOG.md changelog.md
-          fi
-
-      - name: Vociferate publish
-        uses: https://git.hrafn.xyz/aether/vociferate/publish@v1.1.0
+          if git rev-parse -q --verify "refs/tags/$(sed -n 's/^const String = "\([^"]*\)"$/v\1/p' internal/homesick/version/version.go)" >/dev/null; then
+            echo "Prepared and pushed release tag $(sed -n 's/^const String = "\([^"]*\)"$/v\1/p' internal/homesick/version/version.go)." >> "$GITHUB_STEP_SUMMARY"
+          else
+            echo "No release prepared in this run." >> "$GITHUB_STEP_SUMMARY"
+          fi