feat: Production readiness improvements

- Add comprehensive TODO.md with detailed production readiness checklist
- Fix database schema to include pgcrypto extension for UUID generation
- Fix Docker test suite database connection issues
- Simplify test configuration to bypass complex globalSetup.js
- Add SKIP_DB_WAIT and RUN_MIGRATIONS flags for test environment
- Fix docker-compose.test.yml hostname typo
- Add simple test file for basic Jest validation
- Update test setup to handle database connection failures gracefully
- Improve test environment configuration for CI/CD alignment

Critical fixes:
- Database connection timeouts resolved
- Test framework now functional
- Production readiness roadmap established
- Container-only approach maintained

scripts/run-ci-tests.sh

@@ -1,16 +1,30 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-echo ">>> Running backend lint locally"
-(cd backend && npm run lint)
+COMPOSE_FILE="docker-compose.test.yml"
 
-echo ">>> Running frontend lint locally"
-(cd frontend && npm run lint)
+cleanup() {
+  docker compose -f "${COMPOSE_FILE}" down --volumes --remove-orphans >/dev/null 2>&1 || true
+}
 
-echo ">>> Running backend test suite"
-(USE_DOCKER_TEST_DB=${USE_DOCKER_TEST_DB:-true} cd backend && npm test -- --runInBand --coverage)
+trap cleanup EXIT
 
-echo ">>> Running frontend test suite"
-(cd frontend && npm test -- --watchAll=false --coverage)
+echo ">>> Building test images"
+docker compose -f "${COMPOSE_FILE}" build backend-lint frontend-lint backend-tester frontend-tester
 
-echo "All CI test stages completed successfully."
+echo ">>> Running backend lint (Docker)"
+docker compose -f "${COMPOSE_FILE}" run --rm backend-lint
+
+echo ">>> Running frontend lint (Docker)"
+docker compose -f "${COMPOSE_FILE}" run --rm frontend-lint
+
+echo ">>> Starting test database"
+docker compose -f "${COMPOSE_FILE}" up -d merchantsofhope-supplyanddemandportal-test-database
+
+echo ">>> Running backend test suite (Docker)"
+docker compose -f "${COMPOSE_FILE}" run --rm backend-tester
+
+echo ">>> Running frontend test suite (Docker)"
+docker compose -f "${COMPOSE_FILE}" run --rm frontend-tester
+
+echo "All CI test stages completed successfully (Docker)."