feat: 更新后端配置、Docker部署、API模块及多项文档

- 更新后端 main.py、config.py 核心配置
- 更新 compute API 模块
- 更新 Docker 部署配置（app/compute docker-compose、nginx、环境变量）
- 更新前端 API 模块（dataset、model、request）及 vite 配置
- 更新多项项目文档（架构、部署、开发计划、日志等）

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

docker/app/.env.example

@@ -1,6 +1,6 @@
 APP_ENV=prod
 APP_NAME=YG Fine-Tune Platform API
-API_PREFIX=/api
+MODELTF_ROUTE_PREFIX=/modelTF
 
 FRONTEND_IMAGE=yg-ft-frontend-runtime:latest
 BACKEND_API_IMAGE=yg-ft-backend-api:latest
@@ -30,7 +30,7 @@ LOG_ERROR_FILE_PREFIX=error
 LOG_MAX_BYTES=20971520
 LOG_RETENTION_DAYS=10
 
-API_PROXY_PASS=http://backend-api:8000
+BACKEND_PROXY_PASS=http://backend-api:8000
 
 # Split deployment: set these to the compute server address, for example http://10.10.20.31:19100.
 COMPUTE_API_BASE_URL=http://compute-api:9100

docker/app/docker-compose.yml

@@ -8,7 +8,7 @@ services:
     ports:
       - "${FRONTEND_PORT:-16801}:80"
     environment:
-      API_PROXY_PASS: ${API_PROXY_PASS:-http://backend-api:8000}
+      BACKEND_PROXY_PASS: ${BACKEND_PROXY_PASS:-http://backend-api:8000}
     volumes:
       - ../../frontend/dist:/usr/share/nginx/html:ro
       - ../nginx.conf.template:/etc/nginx/templates/default.conf.template:ro
@@ -31,7 +31,7 @@ services:
     environment:
       APP_ENV: ${APP_ENV:-prod}
       APP_NAME: ${APP_NAME:-YG Fine-Tune Platform API}
-      API_PREFIX: ${API_PREFIX:-/api}
+      MODELTF_ROUTE_PREFIX: ${MODELTF_ROUTE_PREFIX:-/modelTF}
       DATABASE_URL: ${DATABASE_URL:-postgresql+asyncpg://yg_ft:change_me@postgres:5432/yg_ft}
       REDIS_URL: ${REDIS_URL:-redis://redis:6379/0}
       USE_BUILTIN_POSTGRES: ${USE_BUILTIN_POSTGRES:-true}
@@ -56,7 +56,7 @@ services:
     networks:
       - yg-ft-app
     healthcheck:
-      test: ["CMD-SHELL", "python -c \"import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/api/v1/health', timeout=3).read()\""]
+      test: ["CMD-SHELL", "python -c \"import urllib.request; urllib.request.urlopen('http://127.0.0.1:8000/modelTF/health', timeout=3).read()\""]
       interval: 30s
       timeout: 5s
       retries: 3