Add manifest version bump CI

.github/workflows/bump-manifest-version.yml

@@ -0,0 +1,40 @@
+name: Bump Manifest Version
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+
+jobs:
+  bump-manifest-version:
+    if: ${{ github.actor != 'github-actions[bot]' && !contains(github.event.head_commit.message, '[skip ci]') }}
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+
+      - name: Bump manifest version
+        run: node scripts/bump-manifest-version.mjs
+
+      - name: Commit version bump
+        run: |
+          if git diff --quiet -- manifest.json; then
+            echo "manifest.json version did not change."
+            exit 0
+          fi
+          git config user.name "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git add manifest.json
+          git commit -m "chore: bump manifest version [skip ci]"
+          git push

package.json

@@ -1,5 +1,6 @@
 {
   "scripts": {
+    "version:bump-manifest": "node scripts/bump-manifest-version.mjs",
     "test:p0": "node tests/p0-regressions.mjs",
     "test:runtime-history": "node tests/runtime-history.mjs",
     "test:graph-persistence": "node tests/graph-persistence.mjs",

scripts/bump-manifest-version.mjs

@@ -0,0 +1,55 @@
+import { readFile, writeFile } from "node:fs/promises";
+import path from "node:path";
+
+function incrementVersion(version) {
+  if (typeof version !== "string" || !version.trim()) {
+    throw new Error("manifest.json version is missing.");
+  }
+
+  const segments = version.split(".").map((segment) => {
+    if (!/^\d+$/.test(segment)) {
+      throw new Error(`Unsupported version segment: ${segment}`);
+    }
+    return Number(segment);
+  });
+
+  if (!segments.length) {
+    throw new Error(`Unsupported version format: ${version}`);
+  }
+
+  let carry = 1;
+  for (let index = segments.length - 1; index >= 0 && carry; index -= 1) {
+    segments[index] += carry;
+    if (index > 0 && segments[index] >= 10) {
+      segments[index] = 0;
+      carry = 1;
+    } else {
+      carry = 0;
+    }
+  }
+
+  return segments.join(".");
+}
+
+async function main() {
+  const dryRun = process.argv.includes("--dry-run");
+  const manifestPath = path.resolve(process.cwd(), process.env.MANIFEST_PATH || "manifest.json");
+  const manifestRaw = await readFile(manifestPath, "utf8");
+  const manifest = JSON.parse(manifestRaw);
+  const currentVersion = manifest?.version;
+  const nextVersion = incrementVersion(currentVersion);
+
+  if (dryRun) {
+    console.log(`${currentVersion} -> ${nextVersion}`);
+    return;
+  }
+
+  manifest.version = nextVersion;
+  await writeFile(manifestPath, `${JSON.stringify(manifest, null, 2)}\n`, "utf8");
+  console.log(`Updated manifest version: ${currentVersion} -> ${nextVersion}`);
+}
+
+main().catch((error) => {
+  console.error(error instanceof Error ? error.message : String(error));
+  process.exitCode = 1;
+});