Bump version to 0.4.2

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/opencode-plugin/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@plannotator/opencode",
-  "version": "0.4.2-beta.5",
+  "version": "0.4.2",
   "description": "Plannotator plugin for OpenCode - interactive plan review with visual annotation",
   "author": "backnotprop",
   "license": "BSL-1.1",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "plannotator",
-  "version": "0.4.0",
+  "version": "0.4.2",
   "private": true,
   "description": "Interactive Plan Review for Claude Code - annotate plans visually, share with team, automatically send feedback",
   "author": "backnotprop",

packages/server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@plannotator/server",
-  "version": "0.4.0",
+  "version": "0.4.2",
   "private": true,
   "description": "Shared server implementation for Plannotator plugins",
   "main": "index.ts",