Update Dockerfile

Dockerfile

@@ -1,14 +1,7 @@
-# ---- Base image (pin to a stable Debian) ----
+# Use a stable, compatible base
 FROM python:3.10-slim-bullseye
 
-ENV DEBIAN_FRONTEND=noninteractive \
-    PIP_NO_CACHE_DIR=1 \
-    PYTHONUNBUFFERED=1
-
-# ---- System packages your app/libs need ----
-# - libgl1 / libx* / libsm6: for matplotlib, PIL, etc.
-# - ffmpeg: media handling (gradio, PIL, etc. sometimes need it)
-# - git & git-lfs: model downloads that use LFS
+# System packages required by your app (fonts + OpenGL bits for matplotlib/PIL, ffmpeg for video)
 RUN apt-get update && apt-get install -y --no-install-recommends \
     git git-lfs ffmpeg \
     libglib2.0-0 libsm6 libxext6 libxrender1 libgl1 \
@@ -16,41 +9,43 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
  && rm -rf /var/lib/apt/lists/* \
  && git lfs install
 
-# ---- Non-root user ----
+# Create non-root user
 RUN useradd -m -u 1000 user
 USER user
 WORKDIR /home/user/app
 
-# ---- Writable caches (fixes the matplotlib & HF cache warnings) ----
-ENV MPLCONFIGDIR=/home/user/.config/matplotlib \
-    HF_HOME=/home/user/.cache/huggingface \
-    TRANSFORMERS_CACHE=/home/user/.cache/huggingface/hub \
-    SENTENCE_TRANSFORMERS_HOME=/home/user/.cache/sentencetransformers \
-    XDG_CACHE_HOME=/home/user/.cache
-
+# Make cache/config dirs writable (and fast)
 RUN mkdir -p \
-    "$MPLCONFIGDIR" \
-    "$HF_HOME" \
-    "$TRANSFORMERS_CACHE" \
-    "$SENTENCE_TRANSFORMERS_HOME" \
-    "$XDG_CACHE_HOME"
-
-# ---- Python deps ----
-# Make sure requirements.txt is in your repo root.
-COPY --chown=user:user requirements.txt /home/user/app/requirements.txt
-RUN python -m pip install --upgrade pip && pip install -r requirements.txt
-
-# (Optional) Pre-download the embedding model at build time to speed up first run.
-# Uncomment if you prefer longer build but faster startup.
-# RUN python - <<'PY'
-# from sentence_transformers import SentenceTransformer
-# SentenceTransformer("BAAI/bge-base-en-v1.5")
-# PY
-
-# ---- App code ----
-COPY --chown=user:user . /home/user/app
+    /home/user/.config/matplotlib \
+    /home/user/.cache/huggingface/hub \
+    /home/user/.cache/sentencetransformers \
+    /home/user/.cache/pip
+
+# Ensure user installs are on PATH
+ENV PATH="/home/user/.local/bin:${PATH}"
+ENV MPLCONFIGDIR=/home/user/.config/matplotlib
+ENV HF_HOME=/home/user/.cache/huggingface
+ENV SENTENCE_TRANSFORMERS_HOME=/home/user/.cache/sentencetransformers
+ENV GRADIO_ANALYTICS_ENABLED=false
+ENV PYTHONUNBUFFERED=1
+
+# Python deps
+COPY --chown=user:user requirements.txt ./requirements.txt
+RUN python -m pip install --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+# (Optional) pre-cache the embedding model to avoid cold-start downloads
+RUN python - <<'PY'
+from sentence_transformers import SentenceTransformer
+try:
+    SentenceTransformer("BAAI/bge-base-en-v1.5")
+    print("Pre-cached BAAI/bge-base-en-v1.5")
+except Exception as e:
+    print("Model pre-download failed:", e)
+PY
+
+# App source
+COPY --chown=user:user . .
 
 EXPOSE 7860
-
-# ---- Start the app ----
 CMD ["python", "app.py"]