ci: enable automatic semantic versioning using Conventional Commits

The version bumps can be controlled using https://www.conventionalcommits.org
commit messages.

.github/workflows/autoversion.yml

@@ -0,0 +1,14 @@
+on:
+  workflow_call:
+jobs:
+  semver-tag:
+    name: Conventional Commits Auto-version
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Init Hermit
+        uses: cashapp/activate-hermit@v1
+      - name: Auto-version
+        id: autoversion
+        run: scripts/autoversion

.github/workflows/ci.yml

@@ -104,8 +104,8 @@ jobs:
     name: Integration Tests
     if: github.ref == 'refs/heads/main'
     uses: ./.github/workflows/integration.yml
-  release:
-    name: Release
+  autoversion:
+    name: Auto Version
     if: github.ref == 'refs/heads/main'
     needs:
       - kotlin-runtime
@@ -114,4 +114,5 @@ jobs:
       - lint
       - console
       - integration
-    uses: ./.github/workflows/release.yml
+      - sql
+    uses: ./.github/workflows/autoversion.yml

.github/workflows/release.yml

@@ -1,5 +1,7 @@
 on:
-  workflow_call:
+  push:
+    tags:
+      - v**
 name: Build Docker Images
 jobs:
   build-runner:

bin/.svu-1.11.0.pkg

@@ -0,0 +1 @@
+hermit

bin/svu

@@ -0,0 +1 @@
+.svu-1.11.0.pkg

scripts/autoversion

@@ -0,0 +1,12 @@
+#!/bin/bash
+set -euo pipefail
+
+old_version="$(svu current)"
+new_version="$(svu next)"
+
+test "${old_version}" = "${new_version}" && { echo "No version change"; exit 0; }
+
+gh api -H "Accept: application/vnd.github.v3+json" \
+  "/repos/{owner}/{repo}/git/refs" \
+  -f ref="refs/tags/${new_version}" \
+  -f sha="$(git rev-parse HEAD)"