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Dockerfile

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+FROM python:3.11-slim-bookworm
+
+# ── 1. System packages + R ──────────────────────────────────────────
+RUN apt-get update && apt-get install -y --no-install-recommends \
+        gnupg2 \
+        curl \
+        ca-certificates \
+    && curl -fsSL https://cloud.r-project.org/bin/linux/debian/marutter_pubkey.asc \
+        | gpg --dearmor -o /usr/share/keyrings/r-project.gpg \
+    && echo "deb [signed-by=/usr/share/keyrings/r-project.gpg] \
+        https://cloud.r-project.org/bin/linux/debian bookworm-cran40/" \
+        > /etc/apt/sources.list.d/r-project.list \
+    && apt-get update && apt-get install -y --no-install-recommends \
+        r-base \
+        libcurl4-openssl-dev \
+        libssl-dev \
+        libxml2-dev \
+        libfontconfig1-dev \
+        libfreetype6-dev \
+        libharfbuzz-dev \
+        libfribidi-dev \
+        libpng-dev \
+        libjpeg-dev \
+        libtiff5-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+# ── 2. R packages via Posit Package Manager (bookworm binaries) ──────
+RUN Rscript -e "\
+    options(repos = c(CRAN = 'https://packagemanager.posit.co/cran/__linux__/bookworm/latest')); \
+    install.packages(c( \
+        'vctrs', 'rlang', 'pillar', \
+        'readr', 'dplyr', 'tidyr', 'lubridate', \
+        'ggplot2', 'MASS', 'zoo', 'jsonlite', 'scales' \
+    ), Ncpus = 2)"
+
+# ── 3. IRkernel — system-wide ────────────────────────────────────────
+RUN Rscript -e "\
+    options(repos = c(CRAN = 'https://packagemanager.posit.co/cran/__linux__/bookworm/latest')); \
+    install.packages('IRkernel')" \
+ && Rscript -e "IRkernel::installspec(user = FALSE)"
+
+# ── 4. Non-root user (HF Spaces requirement) ─────────────────────────
+RUN useradd -m -u 1000 user
+USER user
+
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
+
+WORKDIR /home/user/app
+
+# ── 5. Python dependencies ───────────────────────────────────────────
+COPY --chown=user requirements.txt .
+RUN pip install --no-cache-dir --upgrade pip \
+ && pip install --no-cache-dir -r requirements.txt
+
+# ── 6. App source ────────────────────────────────────────────────────
+COPY --chown=user . .
+
+# ── 7. Gradio networking ─────────────────────────────────────────────
+ENV GRADIO_SERVER_NAME="0.0.0.0" \
+    GRADIO_SERVER_PORT=7860
+
+EXPOSE 7860
+
+CMD ["python", "app.py"]

README.md

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+---
+title: BubbleBustersGroup12
+emoji: 🚀
+colorFrom: green
+colorTo: pink
+sdk: docker
+app_port: 7860
+pinned: false
+short_description: Dashboard for the analysis of the AI bubble
+---
+
+# BubbleBusters — AI Bubble Sentiment Analytics
+
+AI sentiment analytics dashboard built for ESCP Europe (RX12 Group Project).