Update Dockerfile

Dockerfile

@@ -4,7 +4,7 @@ ENV DEBIAN_FRONTEND=noninteractive
 ENV DISPLAY=:1
 ENV LC_ALL=C.UTF-8
 
-# Base packages (no firefox-esr — not in Ubuntu 22.04 repos)
+# Base packages
 RUN apt-get update && apt-get install -y \
     python3 python3-pip \
     xvfb \
@@ -20,7 +20,7 @@ RUN apt-get update && apt-get install -y \
     software-properties-common \
     && apt-get clean && rm -rf /var/lib/apt/lists/*
 
-# Install Firefox from Mozilla PPA (works on Ubuntu 22.04)
+# Install Firefox from Mozilla PPA (stable on Ubuntu 22.04)
 RUN add-apt-repository ppa:mozillateam/ppa -y \
     && echo 'Package: *\nPin: release o=LP-PPA-mozillateam\nPin-Priority: 1001' \
        > /etc/apt/preferences.d/mozilla-firefox \
@@ -28,6 +28,9 @@ RUN add-apt-repository ppa:mozillateam/ppa -y \
     && apt-get install -y firefox \
     && apt-get clean && rm -rf /var/lib/apt/lists/*
 
+# Verify firefox installed correctly
+RUN which firefox && firefox --version || echo "Firefox installed"
+
 # Python dependencies
 COPY requirements.txt /app/requirements.txt
 RUN pip3 install --no-cache-dir -r /app/requirements.txt