Updated Code

app.py

@@ -426,7 +426,11 @@ class GeneratedScene(Scene):
             quality_flag = quality_settings.get(quality, quality_settings["medium_quality"])["flag"]
             
             cmd = [
-                "manim", quality_flag, code_file, "GeneratedScene",
+                "manim",
+                "render",
+                quality_flag,
+                code_file,
+                "GeneratedScene",
                 "--output_file", "output_video",
                 "--media_dir", temp_dir
             ]

utils/renderer.py

@@ -54,6 +54,7 @@ class VideoRenderer:
         
         return [
             "manim",
+            "render",
             quality_settings["flag"],
             self.code_file,
             "GeneratedScene",