Update Dockerfile

Dockerfile

@@ -1,20 +1,43 @@
 ################ builder ################
 FROM python:3.9-slim AS builder
 WORKDIR /build
+
 COPY requirements.txt .
 RUN pip install --prefix=/install -r requirements.txt
+
 COPY app.py .
-RUN python -m compileall -b -f app.py
-RUN tar -C /build -czf /build/app.tgz app.pyc
+RUN python -m compileall -b -f app.py          # → app.pyc
+RUN tar -czf /build/app.tgz app.pyc            # bundle
 
 ################ runtime ################
 FROM python:3.9-slim
 WORKDIR /app
+
+# bring in everything we need
 COPY --from=builder /install /usr/local/
 COPY --from=builder /build/app.tgz /app/app.tgz
 
-COPY entrypoint.sh /entrypoint.sh
-RUN chmod +x /entrypoint.sh
-
+ENV PYTHONUNBUFFERED=1         # (optional, nicer logging)
 EXPOSE 7860
-ENTRYPOINT ["/entrypoint.sh"]
+
+# -------- no file, all inline --------
+ENTRYPOINT [ "bash", "-c", "
+  set -e
+  RDIR=/tmp/runner                # always-writable tmpfs
+  mkdir -p \"$RDIR\"
+
+  # 1) copy tarball to writable layer
+  cp /app/app.tgz \"$RDIR/\"
+
+  # 2) unpack and run
+  tar -xzf \"$RDIR/app.tgz\" -C \"$RDIR\"      # → app.pyc
+  python \"$RDIR/app.pyc\" &                   # start in background
+  PID=$!
+
+  # 3) scrub the writable copy
+  sleep 2
+  rm -f \"$RDIR/app.pyc\" \"$RDIR/app.tgz\"
+  echo '[entrypoint] runtime copy removed from /tmp'
+
+  wait \"$PID\"
+" ]