Fix: Ensure caption_style is passed correctly in styles.py, and secure firebase credentials.

main.py

@@ -1,6 +1,7 @@
 from fastapi import FastAPI, UploadFile, File, Form, HTTPException
 from fastapi.responses import JSONResponse, FileResponse
 from fastapi.openapi.utils import get_openapi
+from fastapi.openapi.docs import get_swagger_ui_html
 from typing import Optional, List
 from enum import Enum
 import os
@@ -126,6 +127,8 @@ class Language(str, Enum):
 
 app = FastAPI(
     title="🎬 Auto-Clipping API",
+    docs_url=None,  # Disable default /docs
+    redoc_url=None, # Disable default /redoc
     description="""
 ## Auto-Clipping API
 
@@ -172,6 +175,19 @@ Automatically extract **viral-worthy clips** from long-form videos using AI.
     ]
 )
 
+# ─────────────────────────────────────────────
+# Custom Root Swagger UI
+# ─────────────────────────────────────────────
+@app.get("/", include_in_schema=False)
+async def custom_swagger_ui_html():
+    return get_swagger_ui_html(
+        openapi_url=app.openapi_url,
+        title=app.title + " - Swagger UI",
+        oauth2_redirect_url=app.swagger_ui_oauth2_redirect_url,
+        swagger_js_url="https://unpkg.com/swagger-ui-dist@5/swagger-ui-bundle.js",
+        swagger_css_url="https://unpkg.com/swagger-ui-dist@5/swagger-ui.css",
+    )
+
 clipper = VideoProcessor()
 
 # ─────────────────────────────────────────────