build: add release script (#338)

Author: OrKoN

tools/create-release.sh

@@ -0,0 +1,131 @@
+#!/bin/bash
+
+# @license
+# Copyright 2026 Google Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+set -e
+
+# Change directory to the git repository root so the script works from any directory
+cd "$(git rev-parse --show-toplevel)"
+
+# Parse arguments for dry-run option
+DRY_RUN=false
+for arg in "$@"; do
+  if [ "$arg" = "--dry-run" ]; then
+    DRY_RUN=true
+  fi
+done
+
+# 1. Check requirements
+if ! command -v gh &> /dev/null; then
+  echo "Error: 'gh' CLI is required but not installed." >&2
+  echo "Please install it first (e.g. 'brew install gh')." >&2
+  exit 1
+fi
+
+if ! gh auth status &> /dev/null; then
+  echo "Error: You are not authenticated with 'gh' CLI." >&2
+  echo "Please run 'gh auth login' first." >&2
+  exit 1
+fi
+
+# 2. Find the latest version from .release-please-manifest.json
+if [ ! -f .release-please-manifest.json ]; then
+  echo "Error: .release-please-manifest.json not found." >&2
+  exit 1
+fi
+
+VERSION=$(node -p "require('./.release-please-manifest.json')['.']" 2>/dev/null)
+if [ -z "$VERSION" ]; then
+  echo "Error: Failed to extract version from .release-please-manifest.json." >&2
+  exit 1
+fi
+
+TAG_NAME="webdriver-bidi-protocol-v$VERSION"
+RELEASE_TITLE="webdriver-bidi-protocol: v$VERSION"
+
+echo "Latest release-please version: $VERSION"
+echo "Target Tag: $TAG_NAME"
+echo "Target Release Title: $RELEASE_TITLE"
+
+if [ "$DRY_RUN" = true ]; then
+  echo "--- RUNNING IN DRY RUN MODE ---"
+fi
+
+# 3. Check if the release already exists on GitHub
+if gh release view "$TAG_NAME" &>/dev/null; then
+  echo "GitHub release '$TAG_NAME' already exists. Nothing to do."
+  exit 0
+fi
+
+echo "GitHub release '$TAG_NAME' does not exist. Proceeding..."
+
+# 4. Extract the changelog for this version from CHANGELOG.md
+export VERSION
+CHANGELOG=$(node << 'EOF' 2>/dev/null
+const fs = require('fs');
+if (!fs.existsSync('CHANGELOG.md')) {
+  process.exit(1);
+}
+const content = fs.readFileSync('CHANGELOG.md', 'utf8');
+const version = process.env.VERSION;
+const escapedVersion = version.replace(/\./g, '\\.');
+const regex = new RegExp(`## \\[\\[?${escapedVersion}\\]?(?:\\([^)]+\\))?\\s*\\([^)]+\\)[\\s\\S]*?(?=\\n## |$)`);
+const match = content.match(regex);
+if (match) {
+  console.log(match[0].split('\n').slice(1).join('\n').trim());
+} else {
+  process.exit(1);
+}
+EOF
+)
+
+if [ -z "$CHANGELOG" ]; then
+  echo "Warning: Changelog for version $VERSION not found in CHANGELOG.md." >&2
+  CHANGELOG="Changelog details for version $VERSION."
+fi
+
+# 5. Tagging and releasing
+if [ "$DRY_RUN" = true ]; then
+  echo "[DRY RUN] Would check if git tag '$TAG_NAME' exists locally..."
+  if git rev-parse "$TAG_NAME" &>/dev/null; then
+    echo "[DRY RUN] Git tag '$TAG_NAME' already exists locally."
+  else
+    echo "[DRY RUN] Would run: git tag \"$TAG_NAME\""
+    echo "[DRY RUN] Would run: git push origin \"$TAG_NAME\""
+  fi
+  
+  echo "[DRY RUN] Would run: gh release create \"$TAG_NAME\" --title \"$RELEASE_TITLE\" --notes-file <temp_notes_file>"
+  echo "[DRY RUN] Extracted changelog notes:"
+  echo "--------------------------------------------"
+  printf "%s\n" "$CHANGELOG"
+  echo "--------------------------------------------"
+  echo "[DRY RUN] Dry run complete!"
+else
+  # Check and create local git tag
+  if git rev-parse "$TAG_NAME" &>/dev/null; then
+    echo "Git tag '$TAG_NAME' already exists locally."
+  else
+    echo "Creating git tag '$TAG_NAME'..."
+    git tag "$TAG_NAME"
+    
+    echo "Pushing tag '$TAG_NAME' to origin..."
+    if ! git push origin "$TAG_NAME"; then
+      echo "Warning: Failed to push tag to origin. It may already exist on remote." >&2
+    fi
+  fi
+
+  # Create a temporary file for notes to handle multi-line input and any double quotes perfectly
+  NOTES_FILE=$(mktemp)
+  trap 'rm -f "$NOTES_FILE"' EXIT
+  printf "%s\n" "$CHANGELOG" > "$NOTES_FILE"
+
+  # Create GitHub release
+  echo "Creating GitHub release..."
+  gh release create "$TAG_NAME" \
+    --title "$RELEASE_TITLE" \
+    --notes-file "$NOTES_FILE"
+
+  echo "Successfully created GitHub release and tag for version $VERSION!"
+fi