feat: stabilize API startup and lifecycle management

- Refactor server initialization to separate concerns and improve error handling.
- Implement centralized environment validation using Zod.
- Introduce database, Redis, and queue lifecycle management.
- Add health check endpoints for liveness and readiness.
- Enhance error handling middleware for better response structure.
- Implement rate limiting for API endpoints.
- Add request ID middleware for traceability.
- Create Sequelize CLI configuration and baseline migration for schema management.
- Establish CI workflow with Gitea for testing and syntax checks.
- Document foundational changes and migration strategy in PHASE_0_FOUNDATION_STABILIZATION.md.
- Add Docker Compose configuration for local development and testing.
- Implement unit and integration tests for critical functionality.

app/config/redis.config.js

@@ -11,13 +11,14 @@
 
 const { Redis } = require("ioredis");
 
-const createRedisConnection = () => {
+const createRedisConnection = (options = {}) => {
   const redis = new Redis({
     host: process.env.REDIS_HOST || "redis",
     port: process.env.REDIS_PORT || 6379,
     password: process.env.REDIS_PASSWORD,
     maxRetriesPerRequest: null,
     enableReadyCheck: false,
+    lazyConnect: options.lazyConnect ?? true,
   });
 
   // Connection events