fix bugs for launch: postgresql url for sqlalchemy; auto loading env

app/auth/__init__.py

@@ -0,0 +1,15 @@
+from fastapi import APIRouter
+from .deps import get_current_user
+from .jwt import create_jwt_token, create_refresh_token, verify_access_token
+
+# 统一创建并导出路由器，满足 main.py 的 include_router 需求
+router = APIRouter(tags=["Authentication"])
+
+# 显式声明这个包对外暴露的接口
+__all__ = [
+    "router",
+    "get_current_user",
+    "create_jwt_token",
+    "create_refresh_token",
+    "verify_access_token",
+]

app/auth/deps.py

@@ -1,6 +1,6 @@
 from fastapi import Request, HTTPException
-import app.auth.jwt as jwt
 import os
+from . import jwt
 
 JWT_SECRET = os.getenv("JWT_SECRET")
 JWT_ALGORITHM = os.getenv("JWT_ALGORITHM", "HS256")

app/auth/jwt.py

@@ -1,6 +1,6 @@
-import app.auth.jwt as jwt
 from datetime import datetime, timedelta, timezone
 import os
+import jwt
 from fastapi import HTTPException, status
 
 JWT_SECRET = os.getenv("JWT_SECRET")

app/db.py

@@ -1,8 +1,22 @@
 import os
 from sqlalchemy import create_engine
 from sqlalchemy.orm import sessionmaker
+from dotenv import load_dotenv
+
+# 加载 .env 文件
+load_dotenv()
 
 DATABASE_URL = os.getenv("DATABASE_URL")
 
+#  自动将旧版的 postgres:// 替换为 SQLAlchemy 强要求的 postgresql://
+if DATABASE_URL and DATABASE_URL.startswith("postgres://"):
+    DATABASE_URL = DATABASE_URL.replace("postgres://", "postgresql://", 1)
+elif DATABASE_URL and DATABASE_URL.startswith("postgres+"):
+    DATABASE_URL = DATABASE_URL.replace("postgres+", "postgresql+", 1)
+
+# 如果环境变量彻底缺失，做一个安全的报错提示
+if not DATABASE_URL:
+    raise ValueError("DATABASE_URL environment variable is not set or empty.")
+
 engine = create_engine(DATABASE_URL)
 SessionLocal = sessionmaker(bind=engine)

app/main.py

@@ -24,8 +24,5 @@ schema = Schema(query=Query, mutation=Mutation)
 graphql_router = GraphQLRouter(schema, context_getter=get_context)
 
 # 挂载路由
-# 保留现有的 auth 路由供 Google OAuth 回调使用
+app.include_router(auth_router)                         # 保留现有的 auth 路由供 Google OAuth 回调使用
-app.include_router(auth_router) 
+app.include_router(graphql_router, prefix="/graphql")   # 挂载 GraphQL 终点，前端以后只需要请求 /graphql
-
-# 挂载 GraphQL 终点，前端以后只需要请求 /graphql
-app.include_router(graphql_router, prefix="/graphql")

pyproject.toml

@@ -7,8 +7,10 @@ requires-python = ">=3.14"
 dependencies = [
     "alembic>=1.18.4",
     "boto3>=1.43.9",
+    "dotenv>=0.9.9",
     "fastapi>=0.136.1",
     "httpx>=0.28.1",
+    "jwt>=1.4.0",
     "oss2>=2.19.1",
     "psycopg2-binary>=2.9.12",
     "python-jose>=3.5.0",

uv.lock

@@ -145,8 +145,10 @@ source = { virtual = "." }
 dependencies = [
     { name = "alembic" },
     { name = "boto3" },
+    { name = "dotenv" },
     { name = "fastapi" },
     { name = "httpx" },
+    { name = "jwt" },
     { name = "oss2" },
     { name = "psycopg2-binary" },
     { name = "python-jose" },
@@ -160,8 +162,10 @@ dependencies = [
 requires-dist = [
     { name = "alembic", specifier = ">=1.18.4" },
     { name = "boto3", specifier = ">=1.43.9" },
+    { name = "dotenv", specifier = ">=0.9.9" },
     { name = "fastapi", specifier = ">=0.136.1" },
     { name = "httpx", specifier = ">=0.28.1" },
+    { name = "jwt", specifier = ">=1.4.0" },
     { name = "oss2", specifier = ">=2.19.1" },
     { name = "psycopg2-binary", specifier = ">=2.9.12" },
     { name = "python-jose", specifier = ">=3.5.0" },
@@ -304,6 +308,17 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/9d/9a/0fea98a70cf1749d41d738836f6349d97945f7c89433a259a6c2642eefeb/cryptography-48.0.0-cp39-abi3-win_amd64.whl", hash = "sha256:16cd65b9330583e4619939b3a3843eec1e6e789744bb01e7c7e2e62e33c239c8", size = 3792100, upload-time = "2026-05-04T22:59:14.884Z" },
 ]
 
+[[package]]
+name = "dotenv"
+version = "0.9.9"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "python-dotenv" },
+]
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/b2/b7/545d2c10c1fc15e48653c91efde329a790f2eecfbbf2bd16003b5db2bab0/dotenv-0.9.9-py2.py3-none-any.whl", hash = "sha256:29cf74a087b31dafdb5a446b6d7e11cbce8ed2741540e2339c69fbef92c94ce9", size = 1892, upload-time = "2025-02-19T22:15:01.647Z" },
+]
+
 [[package]]
 name = "ecdsa"
 version = "0.19.2"
@@ -419,6 +434,18 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/07/cb/5f001272b6faeb23c1c9e0acc04d48eaaf5c862c17709d20e3469c6e0139/jmespath-0.10.0-py2.py3-none-any.whl", hash = "sha256:cdf6525904cc597730141d61b36f2e4b8ecc257c420fa2f4549bac2c2d0cb72f", size = 24489, upload-time = "2020-05-12T22:03:45.643Z" },
 ]
 
+[[package]]
+name = "jwt"
+version = "1.4.0"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "cryptography" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/7f/20/21254c9e601e6c29445d1e8854c2a81bdb554e07a82fb1f9846137a6965c/jwt-1.4.0.tar.gz", hash = "sha256:f6f789128ac247142c79ee10f3dba6e366ec4e77c9920d18c1592e28aa0a7952", size = 24911, upload-time = "2025-06-23T13:28:38.289Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/b9/80/34e3fae850adb0b7b8b9b1cf02b2d975fcb68e0e8eb7d56d6b4fc23f7433/jwt-1.4.0-py3-none-any.whl", hash = "sha256:7560a7f1de4f90de94ac645ee0303ac60c95b9e08e058fb69f6c330f71d71b11", size = 18248, upload-time = "2025-06-23T13:28:37.012Z" },
+]
+
 [[package]]
 name = "mako"
 version = "1.3.12"
@@ -608,6 +635,15 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/ec/57/56b9bcc3c9c6a792fcbaf139543cee77261f3651ca9da0c93f5c1221264b/python_dateutil-2.9.0.post0-py2.py3-none-any.whl", hash = "sha256:a8b2bc7bffae282281c8140a97d3aa9c14da0b136dfe83f850eea9a5f7470427", size = 229892, upload-time = "2024-03-01T18:36:18.57Z" },
 ]
 
+[[package]]
+name = "python-dotenv"
+version = "1.2.2"
+source = { registry = "https://pypi.org/simple" }
+sdist = { url = "https://files.pythonhosted.org/packages/82/ed/0301aeeac3e5353ef3d94b6ec08bbcabd04a72018415dcb29e588514bba8/python_dotenv-1.2.2.tar.gz", hash = "sha256:2c371a91fbd7ba082c2c1dc1f8bf89ca22564a087c2c287cd9b662adde799cf3", size = 50135, upload-time = "2026-03-01T16:00:26.196Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/0b/d7/1959b9648791274998a9c3526f6d0ec8fd2233e4d4acce81bbae76b44b2a/python_dotenv-1.2.2-py3-none-any.whl", hash = "sha256:1d8214789a24de455a8b8bd8ae6fe3c6b69a5e3d64aa8a8e5d68e694bbcb285a", size = 22101, upload-time = "2026-03-01T16:00:25.09Z" },
+]
+
 [[package]]
 name = "python-jose"
 version = "3.5.0"