Update Dockerfile

Dockerfile

@@ -1,26 +1,36 @@
-# Use a lightweight Debian-based Python image
-FROM python:3.10-slim
-
-# Install the four core conversion engines
-RUN apt-get update && apt-get install -y \
-    ffmpeg \
-    libreoffice \
-    imagemagick \
-    pandoc \
+FROM node:20-bookworm-slim
+
+# System dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git \
+    ca-certificates \
+    curl \
     && rm -rf /var/lib/apt/lists/*
 
-# Set the working directory
-WORKDIR /app
+# Install OpenCode globally via the official installer.
+# OPENCODE_INSTALL_DIR points the installer at /usr/local/bin so the
+# `opencode` binary is on the default PATH for every user.
+ENV OPENCODE_INSTALL_DIR=/usr/local/bin
+RUN curl -fsSL https://opencode.ai/install | bash
+
+# Hugging Face Spaces runs containers as UID 1000.
+RUN useradd -m -u 1000 user
+
+ENV HOME=/home/user
+# Make sure the `user` account picks up /usr/local/bin (root's PATH already
+# includes it, but $HOME/.local/bin is the conventional place for user bins).
+ENV PATH=/home/user/.local/bin:/usr/local/bin:${PATH}
 
-# Copy and install Python dependencies
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+# Create a workspace directory the user can clone projects into and own it.
+RUN mkdir -p $HOME/workspace && chown -R user:user $HOME
 
-# Copy the API code
-COPY . .
+USER user
+WORKDIR $HOME/workspace
 
-# Expose the mandatory port for Hugging Face Spaces
-EXPOSE 7860
+# The port must match `app_port` in the README's YAML block.
+EXPOSE 4096
 
-# Start the FastAPI server
-CMD ["python", "main.py"]
+# Start the OpenCode web server.
+# --hostname 0.0.0.0  => reachable by HF's reverse proxy (not just localhost)
+# OPENCODE_SERVER_PASSWORD env var (set as a Space secret) enables basic auth.
+CMD ["opencode", "web", "--port", "4096", "--hostname", "0.0.0.0"]