Add app\core\config.py

app//core//config.py

@@ -0,0 +1,84 @@
+# app/core/config.py
+# Final Version: Configured for Romeo AI + Hugging Face Storage (SQLite)
+# Timestamp: 2026-03-15
+
+import json
+from typing import List, Union, Optional
+from pydantic import AnyHttpUrl, field_validator
+from pydantic_settings import BaseSettings
+
+class Settings(BaseSettings):
+    """
+    Romeo AI Research Assistant Configuration.
+    Aggregates environment-specific variables for secure Hugging Face deployment.
+    """
+
+    # Base Application Settings
+    PROJECT_NAME: str = "Romeo AI Research Assistant"
+    SERVER_HOST: str = "http://localhost:8000"
+    API_V1_STR: str = "/api/v1"
+    SECRET_KEY: str = "romeo-ai-secret-key-2026-change-this"
+    ALGORITHM: str = "HS256"
+    ACCESS_TOKEN_EXPIRE_MINUTES: int = 60 * 24 * 7
+
+    # Security & Logging
+    DEBUG: bool = False
+    LOG_LEVEL: str = "INFO"
+    ADMIN_EMAIL: str = "admin@romeo-research.example.com"
+
+    # Database Configuration (Async SQLite mapped to Docker /data folder)
+    DATABASE_URL: str = "sqlite+aiosqlite:///./data/romeo_research.db"
+    DB_ECHO: bool = False
+
+    @property
+    def SQLALCHEMY_DATABASE_URI(self) -> str:
+        """Dynamically return the SQLite connection string."""
+        return self.DATABASE_URL
+
+    # 🔥 Hugging Face Sync Settings
+    HF_TOKEN: Optional[str] = None
+    HF_DATASET_REPO: str = ""  # You will set this in HF Variables (e.g., "YourHFUsername/romeo-database")
+
+    # Vector Store Configuration
+    VECTOR_STORE_TYPE: str = "local"
+    VERITAS_LOCAL_INDEX_PATH: str = "./data/veritas_index"
+
+    # CORS Configuration
+    BACKEND_CORS_ORIGINS: List[Union[str, AnyHttpUrl]] = ["*"]
+
+    @field_validator("BACKEND_CORS_ORIGINS", mode="before")
+    @classmethod
+    def assemble_cors_origins(cls, v: Optional[Union[str, List[str]]]) -> List[str]:
+        if v is None or v == "":
+            return ["*"]
+        
+        if isinstance(v, list):
+            return [str(i) for i in v if i]
+        
+        if isinstance(v, str):
+            v = v.strip()
+            if not v:
+                return ["*"]
+            
+            if v == "*":
+                return ["*"]
+                
+            if v.startswith("["):
+                try:
+                    parsed = json.loads(v)
+                    if isinstance(parsed, list):
+                        return [str(item) for item in parsed if item]
+                    return [str(parsed)] if parsed else ["*"]
+                except json.JSONDecodeError:
+                    return [v] if v else ["*"]
+            
+            origins = [i.strip() for i in v.split(",") if i.strip()]
+            return origins if origins else ["*"]
+        
+        raise ValueError(f"Invalid CORS origins format: {v}")
+
+    class Config:
+        case_sensitive = True
+        env_file = ".env"
+
+settings = Settings()