ci: add release-please with auto-merge, first release at 1.0.0

Author: Endika

.github/workflows/release-please.yml

@@ -0,0 +1,60 @@
+name: Release Please
+
+on:
+  push:
+    branches: [main]
+  workflow_dispatch:
+
+permissions:
+  actions: write
+  contents: write
+  pull-requests: write
+
+concurrency:
+  group: release-${{ github.ref }}
+  cancel-in-progress: false
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    steps:
+      - id: release
+        uses: googleapis/release-please-action@v5
+        with:
+          config-file: release-please-config.json
+          manifest-file: .release-please-manifest.json
+
+      - if: ${{ steps.release.outputs.pr }}
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          REPO: ${{ github.repository }}
+          WORKFLOW: ${{ github.workflow }}
+          PR_JSON: ${{ steps.release.outputs.pr }}
+        run: |
+          PR=$(echo "$PR_JSON" | jq -r .number)
+          BRANCH=$(echo "$PR_JSON" | jq -r .headBranchName)
+          # Rebase-merge works when main has advanced past the release branch's
+          # base. When the release commit already sits directly on main HEAD,
+          # GitHub refuses ("This branch can't be rebased") on a rebase-only
+          # repo — fast-forward main to the release commit via the API instead.
+          gh pr merge --rebase --auto -R "$REPO" "$PR" \
+            || gh pr merge --rebase -R "$REPO" "$PR" \
+            || gh api -X PATCH "repos/$REPO/git/refs/heads/main" \
+                 -f sha="$(gh api "repos/$REPO/git/refs/heads/$BRANCH" --jq .object.sha)"
+          for _ in $(seq 1 30); do
+            STATE=$(gh pr view "$PR" -R "$REPO" --json state --jq .state)
+            [ "$STATE" = "MERGED" ] && break
+            sleep 2
+          done
+          gh api -X DELETE "repos/$REPO/git/refs/heads/$BRANCH" 2>/dev/null || true
+          gh workflow run "$WORKFLOW" -R "$REPO" --ref main
+
+      # When a release is actually published, redeploy from main so the live
+      # build carries the bumped version. release-please's own version-bump
+      # commit is pushed by GITHUB_TOKEN and does NOT trigger the on:push deploy,
+      # so the site would otherwise stay one release behind.
+      - if: ${{ steps.release.outputs.release_created }}
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          REPO: ${{ github.repository }}
+        run: gh workflow run deploy.yml -R "$REPO" --ref main

.release-please-manifest.json

@@ -0,0 +1,3 @@
+{
+  ".": "0.1.0"
+}

release-please-config.json

@@ -0,0 +1,25 @@
+{
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+  "packages": {
+    ".": {
+      "release-type": "node",
+      "package-name": "influence-sensor",
+      "release-as": "1.0.0",
+      "include-component-in-tag": false,
+      "draft": false,
+      "prerelease": false,
+      "bump-minor-pre-major": false,
+      "bump-patch-for-minor-pre-major": false,
+      "changelog-sections": [
+        { "type": "feat", "section": "Features" },
+        { "type": "fix", "section": "Bug Fixes" },
+        { "type": "perf", "section": "Performance" },
+        { "type": "refactor", "section": "Refactor" },
+        { "type": "docs", "section": "Documentation" },
+        { "type": "chore", "section": "Chores" },
+        { "type": "style", "section": "Style", "hidden": true },
+        { "type": "test", "section": "Tests", "hidden": true }
+      ]
+    }
+  }
+}