fix: dockerfile second fix

Dockerfile

@@ -7,6 +7,10 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     git \
     ffmpeg \
     build-essential \
+    pkg-config \
+    libavformat-dev \
+    libavcodec-dev \
+    libswscale-dev \
     && rm -rf /var/lib/apt/lists/*
 
 # ── Python: torch first (CPU build, works on Render's free/standard tier) ─────
@@ -15,15 +19,10 @@ RUN pip install --no-cache-dir \
     torch torchaudio --index-url https://download.pytorch.org/whl/cpu
 
 # ── Python: audiocraft + flask ────────────────────────────────────────────────
-RUN apt-get update && apt-get install -y \
-    pkg-config \
-    libavformat-dev \
-    libavcodec-dev \
-    libswscale-dev \
-    && pip install --upgrade pip \
+RUN pip install --upgrade pip \
     && pip install --no-cache-dir audiocraft flask
 
-    # ── App code ──────────────────────────────────────────────────────────────────
+# ── App code ──────────────────────────────────────────────────────────────────
 COPY app.py index.html ./
 
 # ── Model cache directory (matches the Render persistent disk mount path) ─────