Update Dockerfile

Dockerfile

@@ -1,21 +1,49 @@
 FROM python:3.11-slim
 
-WORKDIR /app
+ENV DEBIAN_FRONTEND=noninteractive \
+    ANDROID_SDK_ROOT=/opt/android-sdk \
+    ANDROID_HOME=/opt/android-sdk \
+    JAVA_HOME=/usr/lib/jvm/java-17-openjdk-amd64 \
+    GRADLE_USER_HOME=/tmp/.gradle \
+    HF_HOME=/tmp/hf_cache \
+    PATH=/opt/android-sdk/cmdline-tools/latest/bin:/opt/android-sdk/platform-tools:/usr/lib/jvm/java-17-openjdk-amd64/bin:$PATH
 
-RUN apt-get update && apt-get install -y \
-    git \
-    curl \
-    wget \
+# Base tooling
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git curl wget unzip zip ca-certificates \
+    openjdk-17-jdk-headless \
+    build-essential cmake \
     && rm -rf /var/lib/apt/lists/*
 
-RUN pip install --no-cache-dir \
-    torch \
-    transformers \
-    accelerate \
-    gradio
+# Android cmdline tools + SDK
+RUN mkdir -p $ANDROID_SDK_ROOT/cmdline-tools && \
+    cd /tmp && \
+    wget -q https://dl.google.com/android/repository/commandlinetools-linux-11076708_latest.zip -O cmdtools.zip && \
+    unzip -q cmdtools.zip && \
+    mv cmdline-tools $ANDROID_SDK_ROOT/cmdline-tools/latest && \
+    rm cmdtools.zip && \
+    yes | sdkmanager --licenses >/dev/null 2>&1 || true && \
+    sdkmanager --install "platform-tools" "platforms;android-34" "build-tools;34.0.0" >/dev/null
 
-COPY app.py .
+# Gradle
+RUN wget -q https://services.gradle.org/distributions/gradle-8.7-bin.zip -O /tmp/gradle.zip && \
+    unzip -q /tmp/gradle.zip -d /opt && \
+    ln -s /opt/gradle-8.7/bin/gradle /usr/local/bin/gradle && \
+    rm /tmp/gradle.zip
 
-EXPOSE 7860
+# Workdir + perms (HF Spaces runs as user 1000)
+RUN useradd -m -u 1000 user && \
+    mkdir -p /app /workspace /tmp/.gradle /tmp/hf_cache && \
+    chown -R user:user /app /workspace /tmp/.gradle /tmp/hf_cache $ANDROID_SDK_ROOT
+
+USER user
+WORKDIR /app
 
+COPY --chown=user:user requirements.txt .
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+COPY --chown=user:user . .
+
+EXPOSE 7860
 CMD ["python", "app.py"]