Add development workflow section to AGENTS.md

Author: longzheng

AGENTS.md

@@ -105,4 +105,11 @@ The project is a full-stack application with:
 - Strict TypeScript configuration with `@tsconfig/strictest`
 - Certificate-based authentication required for SEP2/CSIP-AUS integration
 - InfluxDB integration for metrics storage and monitoring
-- Production deployment via Docker with docker-compose configuration
+- Production deployment via Docker with docker-compose configuration
+
+## Development workflow
+
+Before pushing changes, always lint, build, and test the project to ensure there are no errors.
+1. Run `npm run lint` to check for lint errors.
+2. Run `npm run build` to check for build errors.
+3. Run `npm test` to execute unit tests.