chore: 初始版本提交 - 简化架构 + 轮询改造

- 移除 Motia Streams 实时通信，改用 3 秒轮询
- 简化前端代码，移除冗余组件
- 简化后端架构，准备 FastAPI 重构
- 更新 pixi.toml 环境配置
- 保留 bttoxin_digger_v5_repro 作为参考文档

Co-Authored-By: Claude <noreply@anthropic.com>

docker/traefik/traefik.yml

@@ -0,0 +1,46 @@
+# Traefik Global Configuration
+# Documentation: https://doc.traefik.io/traefik/
+
+entryPoints:
+  web:
+    address: ":80"
+    http:
+      redirections:
+        entryPoint:
+          to: websecure
+          scheme: https
+          permanent: false
+
+  websecure:
+    address: ":443"
+
+providers:
+  docker:
+    endpoint: "unix:///var/run/docker.sock"
+    exposedByDefault: false  # Require explicit enable via labels
+    network: bttoxin-network
+
+  file:
+    directory: /etc/traefik/dynamic
+    watch: true
+
+api:
+  dashboard: true
+  insecure: true  # Only for development! Disable in production
+
+# SSL Configuration (uncomment for production)
+# certificatesResolvers:
+#   letsencrypt:
+#     acme:
+#       email: your-email@example.com
+#       storage: /acme.json
+#       httpChallenge:
+#         entryPoint: web
+
+# Logging
+log:
+  level: INFO
+  filePath: /var/log/traefik/traefik.log
+
+accessLog:
+  filePath: /var/log/traefik/access.log