Add complete project structure and all files

backend/app/config.py

@@ -0,0 +1,87 @@
+import os
+from typing import Optional
+from pydantic_settings import BaseSettings
+from pydantic import Field
+from pathlib import Path
+
+
+def get_version() -> str:
+    """Read version from VERSION file"""
+    # Try multiple locations for VERSION file
+    possible_paths = [
+        Path(__file__).parent.parent.parent.parent / "VERSION",  # Development
+        Path(__file__).parent.parent / "VERSION",  # Docker /app/VERSION
+        Path("/app/VERSION"),  # Docker absolute
+    ]
+    for version_file in possible_paths:
+        if version_file.exists():
+            return version_file.read_text().strip()
+    return "1.7.0"
+
+
+class Settings(BaseSettings):
+    # Panel name - configurable but not shown in UI by default
+    PANEL_NAME: str = Field(default="PVEmanager", env="PANEL_NAME")
+    VERSION: str = Field(default_factory=get_version)
+    DEBUG: bool = Field(default=False, env="DEBUG")
+
+    # Database settings
+    DB_HOST: str = Field(default="localhost", env="DB_HOST")
+    DB_PORT: int = Field(default=5432, env="DB_PORT")
+    DB_USER: str = Field(default="serverpanel", env="DB_USER")
+    DB_PASSWORD: str = Field(default="serverpanel", env="DB_PASSWORD")
+    DB_NAME: str = Field(default="serverpanel", env="DB_NAME")
+    DATABASE_URL: Optional[str] = Field(default=None, env="DATABASE_URL")
+
+    # Security settings
+    SECRET_KEY: str = Field(default="your-secret-key-here", env="SECRET_KEY")
+    ALGORITHM: str = "HS256"
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = Field(default=480, env="ACCESS_TOKEN_EXPIRE_MINUTES")  # 8 hours
+
+    # Logging settings
+    LOG_LEVEL: str = Field(default="INFO", env="LOG_LEVEL")
+    LOG_FILE: str = Field(default="logs/app.log", env="LOG_FILE")
+
+    # SSH settings
+    SSH_TIMEOUT: int = Field(default=10, env="SSH_TIMEOUT")
+    DEFAULT_SSH_USER: str = Field(default="root", env="DEFAULT_SSH_USER")
+    DEFAULT_SSH_PORT: int = Field(default=22, env="DEFAULT_SSH_PORT")
+    
+    # Timezone
+    TZ: str = Field(default="UTC", env="TZ")
+
+    model_config = {
+        "env_file": ".env",
+        "env_file_encoding": "utf-8",
+        "case_sensitive": False,
+    }
+
+    @property
+    def SQLALCHEMY_DATABASE_URI(self) -> str:
+        if self.DATABASE_URL:
+            return self.DATABASE_URL.replace("postgresql://", "postgresql+psycopg2://")
+        return (
+            f"postgresql+psycopg2://{self.DB_USER}:"
+            f"{self.DB_PASSWORD}@{self.DB_HOST}:"
+            f"{self.DB_PORT}/{self.DB_NAME}"
+        )
+
+    @property
+    def get_db_url(self) -> str:
+        """Get database URL for alembic and other tools"""
+        return self.SQLALCHEMY_DATABASE_URI
+
+
+settings = Settings()
+
+
+# Timezone-aware datetime helper
+from datetime import datetime, timezone
+
+def utcnow() -> datetime:
+    """Get current UTC time as timezone-aware datetime.
+    
+    Use this instead of datetime.utcnow() to avoid timezone issues
+    with PostgreSQL columns that have timezone=True.
+    """
+    return datetime.now(timezone.utc)