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+FROM python:3.11-slim-bullseye
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+# 1. Install System Dependencies
+RUN apt-get update && apt-get install -y \
+    # Display Server
+    xvfb \
+    x11-utils \
+    x11-xserver-utils \
+    xdotool \
+    # KDE Plasma Desktop & Core Apps
+    kde-plasma-desktop \
+    plasma-workspace \
+    kwin-x11 \
+    konsole \
+    dolphin \
+    breeze \
+    dbus-x11 \
+    # Capture & Input Libs
+    libx11-dev \
+    libxrandr2 \
+    libxtst6 \
+    # Video Encoding (AV)
+    libavcodec-dev \
+    libavdevice-dev \
+    libavfilter-dev \
+    libavformat-dev \
+    libavutil-dev \
+    libswscale-dev \
+    libswresample-dev \
+    libvpx-dev \
+    libopus-dev \
+    libffi-dev \
+    # Utilities
+    wget \
+    curl \
+    gnupg \
+    procps \
+    && rm -rf /var/lib/apt/lists/*
+
+# 2. Setup User
+RUN useradd -m -u 1000 user
+USER user
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
+WORKDIR $HOME/app
+
+# 3. Install Python Dependencies
+COPY --chown=user:user requirements.txt .
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+# 4. Copy Application
+COPY --chown=user:user app.py .
+
+# 5. Environment Config
+ENV DISPLAY=:99 \
+    RESOLUTION=1280x720 \
+    KDE_FULL_SESSION=true
+
+EXPOSE 7860
+
+CMD ["python", "app.py"]