FRE-4533: Merge apps/{api,web,mobile} and shared-db into ShieldAI repo

- Copy apps/api (Fastify server with spamshield/voiceprint/darkwatch services)
- Copy apps/web (SolidJS web app)
- Copy apps/mobile (SolidJS mobile app)
- Copy packages/shared-db (Prisma schema/models)
- Add apps/* to pnpm-workspace.yaml

apps/api/src/middleware/logging.middleware.ts

@@ -0,0 +1,66 @@
+import { FastifyInstance, FastifyRequest, FastifyReply } from 'fastify';
+
+export interface RequestLog {
+  method: string;
+  url: string;
+  statusCode: number;
+  responseTime: number;
+  requestId: string;
+  userAgent?: string;
+  clientIp: string;
+  requestIdHeader?: string;
+}
+
+export async function loggingMiddleware(fastify: FastifyInstance) {
+  // Generate request ID if not present
+  fastify.addHook('onRequest', (request: FastifyRequest, reply: FastifyReply, done) => {
+    const requestId =
+      request.headers['x-request-id'] ||
+      request.headers['x-correlation-id'] ||
+      `req-${Date.now()}-${Math.random().toString(36).slice(2, 9)}`;
+
+    request.headers['x-request-id'] = requestId;
+    (request as any).requestId = requestId;
+
+    done();
+  });
+
+  // Log request start
+  fastify.addHook('onRequest', (request: FastifyRequest, reply: FastifyReply) => {
+    fastify.log.info({
+      event: 'request_start',
+      method: request.method,
+      url: request.url,
+      requestId: (request as any).requestId,
+      userAgent: request.headers['user-agent'],
+      clientIp: request.ip || request.headers['x-forwarded-for'] || 'unknown',
+    });
+  });
+
+  // Log response
+  fastify.addHook('onResponse', (request: FastifyRequest, reply: FastifyReply, done) => {
+    const log: RequestLog = {
+      method: request.method,
+      url: request.url,
+      statusCode: reply.statusCode,
+      responseTime: reply.elapsedTime,
+      requestId: (request as any).requestId,
+      userAgent: request.headers['user-agent'],
+      clientIp: request.ip || request.headers['x-forwarded-for'] || 'unknown',
+      requestIdHeader: request.headers['x-request-id'] as string,
+    };
+
+    // Log based on status code
+    if (reply.statusCode < 300) {
+      fastify.log.info(log);
+    } else if (reply.statusCode < 400) {
+      fastify.log.warn(log);
+    } else if (reply.statusCode < 500) {
+      fastify.log.warn(log);
+    } else {
+      fastify.log.error(log);
+    }
+
+    done();
+  });
+}