Update Dockerfile

Dockerfile

@@ -37,7 +37,7 @@ ENV HOME=/root \
     VIRTUAL_ENV=/root/venv \
     PIP_NO_CACHE_DIR=1
 
-# ── Create Python venv + install packages (will be persisted via symlink) ─────
+# ── Create Python venv ────────────────────────────────────────────────────────
 RUN python3 -m venv /root/venv && \
     /root/venv/bin/pip install --upgrade pip && \
     /root/venv/bin/pip install huggingface_hub
@@ -57,40 +57,32 @@ RUN cd /root/app && npm install --omit=dev
 COPY . /root/app/
 
 # ── Entrypoint ────────────────────────────────────────────────────────────────
-RUN cat > /usr/local/bin/docker-entrypoint.sh << 'EOF'
-#!/bin/sh
-set -e
-
-# Usage: persist <image_path> <storage_path>
-# - First boot: moves image_path into persistent storage, then symlinks back
-# - Every boot: ensures symlink exists (in case image_path reappeared)
-persist() {
-    SRC="$1"          # original path in image  e.g. /root/venv
-    DEST="$2"         # where to keep it in /data e.g. /data/persist/venv
-
-    mkdir -p "$(dirname "$DEST")"
-
-    if [ ! -e "$DEST" ]; then
-        echo "[persist] First boot — moving $SRC → $DEST"
-        cp -a "$SRC" "$DEST"
-    else
-        echo "[persist] Reusing $DEST"
-    fi
-
-    # Remove original (could be a real dir from the image layer) and symlink
-    rm -rf "$SRC"
-    ln -sf "$DEST" "$SRC"
-    echo "[persist] Symlinked $SRC → $DEST"
-}
-
-# ── Directories to persist ────────────────────────────────────────────────────
-persist /root/venv          /data/persist/venv
-persist /root/.cache        /data/persist/cache
-persist /root/.npm-global   /data/persist/npm-global
-
-exec "$@"
-EOF
-chmod +x /usr/local/bin/docker-entrypoint.sh
+RUN printf '%s\n' \
+    '#!/bin/sh' \
+    'set -e' \
+    '' \
+    'persist() {' \
+    '    SRC="$1"' \
+    '    DEST="$2"' \
+    '    mkdir -p "$(dirname "$DEST")"' \
+    '    if [ ! -e "$DEST" ]; then' \
+    '        echo "[persist] First boot -- moving $SRC to $DEST"' \
+    '        cp -a "$SRC" "$DEST"' \
+    '    else' \
+    '        echo "[persist] Reusing $DEST"' \
+    '    fi' \
+    '    rm -rf "$SRC"' \
+    '    ln -sf "$DEST" "$SRC"' \
+    '    echo "[persist] Symlinked $SRC to $DEST"' \
+    '}' \
+    '' \
+    'persist /root/venv        /data/persist/venv' \
+    'persist /root/.cache      /data/persist/cache' \
+    'persist /root/.npm-global /data/persist/npm-global' \
+    '' \
+    'exec "$@"' \
+    > /usr/local/bin/docker-entrypoint.sh && \
+    chmod +x /usr/local/bin/docker-entrypoint.sh
 
 # ── Runtime ───────────────────────────────────────────────────────────────────
 WORKDIR /data