feat: initialize ERP base platform (extracted from HMS)

- Stripped 11 business crates (health, ai, dialysis, plugins)
- Cleaned AppState, AppConfig, main.rs from business coupling
- Reduced migrations from 169 to 53 (base-only)
- Removed health_provider trait from erp-core
- Removed business integration tests
- Removed gateway rate limiting middleware
- Base capabilities: auth, RBAC, JWT, config, workflow, message, plugin, audit, crypto, RLS, multi-tenant

Cargo check: OK
Cargo test: OK

docker/nginx/nginx.conf

@@ -0,0 +1,96 @@
+upstream hms_backend {
+    server app:3000;
+    keepalive 32;
+}
+
+server {
+    listen 80;
+    server_name _;
+    return 301 https://$host$request_uri;
+}
+
+server {
+    listen 443 ssl http2;
+    server_name _;
+
+    # ── TLS ──
+    ssl_certificate     /etc/nginx/ssl/fullchain.pem;
+    ssl_certificate_key /etc/nginx/ssl/privkey.pem;
+    ssl_protocols       TLSv1.2 TLSv1.3;
+    ssl_ciphers         ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384;
+    ssl_prefer_server_ciphers off;
+    ssl_session_cache   shared:SSL:10m;
+    ssl_session_timeout 1d;
+    ssl_session_tickets off;
+
+    # ── 安全头 ──
+    add_header Strict-Transport-Security "max-age=63072000; includeSubDomains; preload" always;
+    add_header X-Content-Type-Options "nosniff" always;
+    add_header X-Frame-Options "DENY" always;
+    add_header X-XSS-Protection "1; mode=block" always;
+    add_header Referrer-Policy "strict-origin-when-cross-origin" always;
+    add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;
+    add_header Content-Security-Policy "default-src 'self'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob:; font-src 'self'; connect-src 'self' wss:; frame-ancestors 'none'" always;
+
+    # ── 日志 ──
+    access_log /var/log/nginx/hms_access.log;
+    error_log  /var/log/nginx/hms_error.log warn;
+
+    # ── 上传文件（化验单/体检报告）──
+    location /uploads/ {
+        proxy_pass http://hms_backend;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        # 大文件上传限制
+        client_max_body_size 50m;
+    }
+
+    # ── SSE（消息推送/AI 分析）──
+    location ~ ^/api/v1/(message|ai)/.*sse {
+        proxy_pass http://hms_backend;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_http_version 1.1;
+        proxy_set_header Connection "";
+        proxy_buffering off;
+        proxy_cache off;
+        proxy_read_timeout 86400s;
+        chunked_transfer_encoding on;
+    }
+
+    # ── API 反代 ──
+    location /api/ {
+        proxy_pass http://hms_backend;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $scheme;
+        proxy_http_version 1.1;
+        proxy_set_header Connection "";
+        client_max_body_size 50m;
+    }
+
+    # ── 健康检查 ──
+    location /health {
+        proxy_pass http://hms_backend/api/v1/health;
+        access_log off;
+    }
+
+    # ── 指标（仅内网可访问）──
+    location /metrics {
+        # 生产环境应限制为 Prometheus 访问
+        allow 172.16.0.0/12;
+        allow 10.0.0.0/8;
+        deny all;
+        proxy_pass http://hms_backend:9090/metrics;
+        access_log off;
+    }
+
+    location / {
+        return 404;
+    }
+}

docker/nginx/ssl/.gitignore

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+*
+!.gitkeep
+!.gitignore

docker/nginx/ssl/.gitkeep

@@ -0,0 +1,8 @@
+# 将 SSL 证书放置在此目录
+# 必需文件: fullchain.pem + privkey.pem
+# 生产环境建议使用 Let's Encrypt 或云服务商证书管理
+#
+# Let's Encrypt 示例:
+#   certbot certonly --standalone -d your-domain.com
+#   cp /etc/letsencrypt/live/your-domain.com/fullchain.pem .
+#   cp /etc/letsencrypt/live/your-domain.com/privkey.pem .