added api calls

app/main.py

@@ -1,5 +1,6 @@
 import io
 import json
+import mimetypes
 import os
 import random
 import tempfile
@@ -82,6 +83,8 @@ def _predict_with_preprocess(image: Image.Image) -> dict:
 @app.post("/api/predict")
 async def predict(file: UploadFile = File(...)):
     content_type = (file.content_type or "").lower()
+    if content_type in ("", "application/octet-stream") and file.filename:
+        content_type = mimetypes.guess_type(file.filename)[0] or content_type
     raw = await file.read()
     size_mb = len(raw) / (1024 * 1024)
 
@@ -171,6 +174,8 @@ async def report(
     # Read the uploaded file
     raw = await file.read()
     content_type = (file.content_type or "").lower()
+    if content_type in ("", "application/octet-stream") and file.filename:
+        content_type = mimetypes.guess_type(file.filename)[0] or content_type
     if content_type not in IMAGE_TYPES | VIDEO_TYPES | GIF_TYPES:
         raise HTTPException(415, "Unsupported file type for reporting.")