Update app.py

app.py

@@ -36,9 +36,7 @@ def root():
 
 @app.get("/health")
 def health():
-    return {
-        "status": "ok"
-    }
+    return {"status": "ok"}
 
 
 @app.get("/lookup")
@@ -56,10 +54,13 @@ def lookup(
             detail="number is required"
         )
 
-    con = duckdb.connect(
-        DB_PATH,
-        read_only=True
-    )
+    if not os.path.exists(DB_PATH):
+        raise HTTPException(
+            status_code=503,
+            detail="Authorized index is not installed"
+        )
+
+    con = duckdb.connect(DB_PATH, read_only=True)
 
     try:
         row = con.execute(