fix: add missing postgres and @hono/oidc-auth dependencies

These packages were imported but not listed in package.json, causing
CI test failures due to module resolution.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

package.json

@@ -39,6 +39,7 @@
 	"dependencies": {
 		"@aws-sdk/client-s3": "^3.1024.0",
 		"@aws-sdk/s3-request-presigner": "^3.1024.0",
+		"@hono/oidc-auth": "^1.8.1",
 		"@hono/zod-validator": "^0.7.6",
 		"@modelcontextprotocol/sdk": "^1.29.0",
 		"@tailwindcss/vite": "^4.2.1",
@@ -49,6 +50,7 @@
 		"framer-motion": "^12.38.0",
 		"hono": "^4.12.8",
 		"lucide-react": "^0.577.0",
+		"postgres": "^3.4.9",
 		"react": "^19.2.4",
 		"react-dom": "^19.2.4",
 		"recharts": "^3.8.0",