feat(auth): migrate to Keycloak metadata auth

app/core/config.py

@@ -11,14 +11,6 @@ class Settings(BaseSettings):
 
     NETWORK_NAME: str = "default_network"
 
-    # JWT 配置
-    SECRET_KEY: str = (
-        "your-secret-key-here-change-in-production-use-openssl-rand-hex-32"
-    )
-    ALGORITHM: str = "HS256"
-    ACCESS_TOKEN_EXPIRE_MINUTES: int = 30
-    REFRESH_TOKEN_EXPIRE_DAYS: int = 7
-
     # 数据加密密钥 (使用 Fernet)
     ENCRYPTION_KEY: str = ""  # 必须从环境变量设置
     DATABASE_ENCRYPTION_KEY: str = ""  # project_databases.dsn_encrypted 专用
@@ -59,7 +51,7 @@ class Settings(BaseSettings):
     PROJECT_TS_POOL_MIN_SIZE: int = 1
     PROJECT_TS_POOL_MAX_SIZE: int = 10
 
-    # Keycloak JWT (optional override)
+    # Keycloak access token verification
     KEYCLOAK_PUBLIC_KEY: str = ""
     KEYCLOAK_ALGORITHM: str = "RS256"
     KEYCLOAK_AUDIENCE: str = ""

app/core/security.py

@@ -1,95 +0,0 @@
-from datetime import datetime, timedelta, timezone
-from typing import Optional, Union, Any
-
-from jose import jwt
-from passlib.context import CryptContext
-from app.core.config import settings
-
-pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
-
-
-def _utc_now() -> datetime:
-    return datetime.now(timezone.utc)
-
-
-def create_access_token(
-    subject: Union[str, Any], expires_delta: Optional[timedelta] = None
-) -> str:
-    """
-    创建 JWT Access Token
-
-    Args:
-        subject: 用户标识（通常是用户名或用户ID）
-        expires_delta: 过期时间增量
-
-    Returns:
-        JWT token 字符串
-    """
-    if expires_delta:
-        expire = _utc_now() + expires_delta
-    else:
-        expire = _utc_now() + timedelta(
-            minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES
-        )
-
-    to_encode = {
-        "exp": expire,
-        "sub": str(subject),
-        "type": "access",
-        "iat": _utc_now(),
-    }
-    encoded_jwt = jwt.encode(
-        to_encode, settings.SECRET_KEY, algorithm=settings.ALGORITHM
-    )
-    return encoded_jwt
-
-
-def create_refresh_token(subject: Union[str, Any]) -> str:
-    """
-    创建 JWT Refresh Token（长期有效）
-
-    Args:
-        subject: 用户标识
-
-    Returns:
-        JWT refresh token 字符串
-    """
-    expire = _utc_now() + timedelta(days=settings.REFRESH_TOKEN_EXPIRE_DAYS)
-
-    to_encode = {
-        "exp": expire,
-        "sub": str(subject),
-        "type": "refresh",
-        "iat": _utc_now(),
-    }
-    encoded_jwt = jwt.encode(
-        to_encode, settings.SECRET_KEY, algorithm=settings.ALGORITHM
-    )
-    return encoded_jwt
-
-
-def verify_password(plain_password: str, hashed_password: str) -> bool:
-    """
-    验证密码
-
-    Args:
-        plain_password: 明文密码
-        hashed_password: 密码哈希
-
-    Returns:
-        是否匹配
-    """
-    return pwd_context.verify(plain_password, hashed_password)
-
-
-def get_password_hash(password: str) -> str:
-    """
-    生成密码哈希
-
-    Args:
-        password: 明文密码
-
-    Returns:
-        bcrypt 哈希字符串
-    """
-    return pwd_context.hash(password)