🚀 Fix: Move SQLite to /tmp on Linux for HF compatibility

backend/app/database.py

@@ -4,8 +4,17 @@ from sqlalchemy.orm import sessionmaker
 from app.config import settings
 
 import os
+import platform
+
 BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
-default_db_path = f"sqlite:///{os.path.join(BASE_DIR, 'andesops.db')}"
+
+# Use /tmp on Linux (HF Spaces) to ensure write permissions
+if platform.system() == "Linux":
+    db_path = "/tmp/andesops.db"
+else:
+    db_path = os.path.join(BASE_DIR, "andesops.db")
+
+default_db_path = f"sqlite:///{db_path}"
 SQLALCHEMY_DATABASE_URL = settings.database_url or default_db_path
 
 # SQLite specific config for FastAPI multi-threading

backend/app/main.py

@@ -1,21 +1,35 @@
 import sys
 import os
+import json
+import shutil
+from datetime import datetime, timedelta
+
+# Ensure parent directory is in path
 sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 from app.routers import analysis, company, health, tenders, documents, oc
-from app.database import engine, Base, SessionLocal
+from app.database import engine, Base, SessionLocal, SQLALCHEMY_DATABASE_URL
 from app.models.tender import TenderModel
 from app.models.analysis import AnalysisHistoryModel
 from app.models.company import CompanyProfileModel
 from app.models.oc import OCModel
 from app.config import settings
-from datetime import datetime, timedelta
-import json
+
+# Copy database to /tmp if needed (Linux/HF Spaces)
+if SQLALCHEMY_DATABASE_URL.startswith("sqlite:////tmp/"):
+    src_db = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), "andesops.db")
+    dest_db = "/tmp/andesops.db"
+    if os.path.exists(src_db) and not os.path.exists(dest_db):
+        print(f"!!! HF DETECTED: Copying initial database from {src_db} to {dest_db} !!!")
+        shutil.copy2(src_db, dest_db)
 
 # Create tables
-Base.metadata.create_all(bind=engine)
+try:
+    Base.metadata.create_all(bind=engine)
+except Exception as e:
+    print(f"!!! Database creation error: {e} !!!")
 
 app = FastAPI(title="AndesOps AI")