fix(build): add prettier to devDependencies (#23255)

bun.lock

@@ -451,6 +451,7 @@
         "@typescript/native-preview": "catalog:",
         "drizzle-kit": "catalog:",
         "drizzle-orm": "catalog:",
+        "prettier": "3.6.2",
         "typescript": "catalog:",
         "vscode-languageserver-types": "3.17.5",
         "why-is-node-running": "3.2.2",

packages/opencode/package.json

@@ -69,6 +69,7 @@
     "@typescript/native-preview": "catalog:",
     "drizzle-kit": "catalog:",
     "drizzle-orm": "catalog:",
+    "prettier": "3.6.2",
     "typescript": "catalog:",
     "vscode-languageserver-types": "3.17.5",
     "why-is-node-running": "3.2.2",