chore: add release script for version management

Author: GuyMoses

scripts/release.sh

@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [ $# -ne 1 ]; then
+  echo "Usage: ./scripts/release.sh <version>"
+  echo "Example: ./scripts/release.sh 0.2.0"
+  exit 1
+fi
+
+VERSION="$1"
+TAG="v${VERSION}"
+
+if git rev-parse "$TAG" >/dev/null 2>&1; then
+  echo "Error: tag $TAG already exists"
+  exit 1
+fi
+
+if [ -n "$(git status --porcelain)" ]; then
+  echo "Error: working directory is not clean"
+  exit 1
+fi
+
+echo "Releasing $TAG..."
+
+sed -i '' "s/\"version\": \"[^\"]*\"/\"version\": \"${VERSION}\"/" .claude-plugin/plugin.json
+sed -i '' "s/\"version\": \"[^\"]*\"/\"version\": \"${VERSION}\"/" .claude-plugin/marketplace.json
+sed -i '' "s/VERSION=\"[^\"]*\"/VERSION=\"${VERSION}\"/" scripts/on-event.sh
+
+echo "Updated versions:"
+grep '"version"' .claude-plugin/plugin.json .claude-plugin/marketplace.json
+grep 'VERSION=' scripts/on-event.sh
+
+git add .claude-plugin/plugin.json .claude-plugin/marketplace.json scripts/on-event.sh
+git commit -m "release: ${TAG}"
+git tag "$TAG"
+git push
+git push --tags
+
+echo "Done. GoReleaser will build and publish binaries."