Update entrypoint.sh

entrypoint.sh

@@ -1,18 +1,22 @@
 #!/usr/bin/env bash
 set -e
 
-# 1) Unpack byte-code into a writable tmpfs layer
+# 0) Directory for run-time files (writable)
 mkdir -p /tmp/runner
-tar -xzf /app/app.tgz -C /tmp/runner        # -> /tmp/runner/app.pyc
 
-# 2) Start the service from that copy
+# 1) Copy the tarball onto the writable layer
+cp /app/app.tgz /tmp/runner/app.tgz
+
+# 2) Unpack and launch from the copy
+tar -xzf /tmp/runner/app.tgz -C /tmp/runner          # -> app.pyc
 python /tmp/runner/app.pyc &
 PID=$!
 
-# 3) After a short grace period, delete both the unpacked .pyc and the tarball
+# 3) Give Python a moment to import, then wipe both the unpacked .pyc **and**
+#    the tarball copy that lives on the writable layer.
 sleep 2
-rm -f /tmp/runner/app.pyc /app/app.tgz
-echo "[entrypoint] byte-code deleted"
+rm -f /tmp/runner/app.pyc /tmp/runner/app.tgz
+echo "[entrypoint] byte-code and tarball copy deleted"
 
-# 4) Re-attach to the service
+# 4) Re-attach to the FastAPI process
 wait "$PID"