diff --git a/wrapper/dockerfile b/wrapper/dockerfile
index e816844..4fee91d 100644
--- a/wrapper/dockerfile
+++ b/wrapper/dockerfile
@@ -9,25 +9,26 @@ RUN apt-get update && \
 
 RUN pip install --no-cache-dir pip setuptools wheel
 
-# ---- (optional) Playwright runtime libs ----
+# ---- (optional) Playwright OS libs ----
 ARG WITH_PLAYWRIGHT=1
 RUN if [ "$WITH_PLAYWRIGHT" = "1" ]; then \
-        set -eux; \
-        apt-get update && apt-get install -y --no-install-recommends \
-          libgtk-3-0 libgdk-pixbuf-2.0-0 libpangocairo-1.0-0 libcairo-gobject2 libxcursor1 \
-          libnss3 libnspr4 libdrm2 libgbm1 libxss1 libxshmfence1 libx11-xcb1 \
-          libxcomposite1 libxdamage1 libxrandr2 libxtst6 libxfixes3 libxext6 libxi6 \
-          libxkbcommon0 libpango-1.0-0 libasound2 xdg-utils fonts-liberation wget \
+      set -eux; \
+      apt-get update && apt-get install -y --no-install-recommends \
+        libgtk-3-0 libgdk-pixbuf-2.0-0 libpangocairo-1.0-0 libcairo-gobject2 libxcursor1 \
+        libnss3 libnspr4 libdrm2 libgbm1 libxss1 libxshmfence1 libx11-xcb1 \
+        libxcomposite1 libxdamage1 libxrandr2 libxtst6 libxfixes3 libxext6 libxi6 \
+        libxkbcommon0 libpango-1.0-0 libasound2 xdg-utils fonts-liberation wget \
         && rm -rf /var/lib/apt/lists/*; \
     fi
 
 # ---- install wrapper python deps (includes playwright) ----
+# keep this separate from repo requirements; the wrapper must have playwright even if repo doesn't list it
 COPY requirements.txt /app/requirements-wrapper.txt
 RUN pip install --no-cache-dir -r /app/requirements-wrapper.txt
 
-# ---- bring wrapper in ----
+# ---- wrapper files ----
 COPY wrapper.py /app/wrapper.py
-COPY start.sh /app/start.sh
+COPY start.sh   /app/start.sh
 RUN chmod +x /app/start.sh
 
 ENTRYPOINT ["/app/start.sh"]