fixed error in app.py

app.py

@@ -32,7 +32,7 @@ def run_cmd(cmd: list[str], timeout: int = 120) -> bool:
         )
         return True
     except (subprocess.CalledProcessError, subprocess.TimeoutExpired) as e:
-        print(f"Command failed: {' '.join(cmd[:3])}... - {str(e)}")
+        print(f"Command failed:\n{' '.join(cmd)}\nError:\n{e.stderr if hasattr(e, 'stderr') else str(e)}")
         return False
 
 def yt_urls(query: str, max_results: int) -> List[str]:
@@ -54,11 +54,12 @@ def dl_video(url: str, out: Path) -> bool:
     out.parent.mkdir(exist_ok=True)
     cmd = [
         "yt-dlp",
-        "-f", "worst[height<=480]/worst",  # Lower quality for HF Spaces
+        "-f", "mp4",
         "--merge-output-format", "mp4",
         "-o", str(out),
         "--max-duration", str(MAX_VIDEO_LENGTH),
         "--no-playlist",
+        "--no-check-certificate",
         url,
     ]
     return run_cmd(cmd, timeout=60)
@@ -66,7 +67,9 @@ def dl_video(url: str, out: Path) -> bool:
 def make_card(text: str, out: Path, dur: int = TITLE_DUR) -> bool:
     """Create title card with text"""
     # Wrap text for better display
-    wrapped = "\\n".join(textwrap.wrap(text, width=25))
+    wrapped = textwrap.wrap(text, width=25)
+    safe_text = "\\n".join(w.replace("'", r"\\'") for w in wrapped)
+
     
     cmd = [
         "ffmpeg",
@@ -74,7 +77,7 @@ def make_card(text: str, out: Path, dur: int = TITLE_DUR) -> bool:
         "-f", "lavfi", "-i", f"color=c=navy:s={SIZE}:d={dur}",
         "-f", "lavfi", "-i", "anullsrc=r=44100:cl=stereo",
         "-vf", (
-            f"drawtext=text='{wrapped}':fontcolor=white:fontsize=60:"
+            f"drawtext=text='{safe_text}':fontcolor=white:fontsize=60:"
             "x=(w-text_w)/2:y=(h-text_h)/2:fontfile=/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf"
         ),
         "-shortest", "-r", str(FPS),