Update Dockerfile

Dockerfile

@@ -1,35 +1,36 @@
-# ベースイメージとして軽量なDebianを使用
-FROM python:3.9-slim-bullseye
+# Use a lightweight Ubuntu base
+FROM ubuntu:22.04
 
-# 必要なツール（curl, git, sudoなど）をインストール
+# Avoid prompts from apt
+ENV DEBIAN_FRONTEND=noninteractive
+
+# 1. Install system dependencies
 RUN apt-get update && apt-get install -y \
-    curl \
-    git \
-    sudo \
-    sqlite3 \
-    build-essential \
+    curl git unzip xz-utils zip libglu1-mesa python3 python3-pip wget \
     && rm -rf /var/lib/apt/lists/*
 
-# code-server（VSCodeのWeb版）をインストール
+# 2. Install VS Code Server (code-server)
 RUN curl -fsSL https://code-server.dev/install.sh | sh
 
-# ユーザーを作成（セキュリティのためrootではなく一般ユーザーで動かします）
-RUN useradd -m -u 1000 user && \
-    echo "user ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers
-
-# Hugging Face Spaceはポート7860を使います
-ENV PORT=7860
-EXPOSE 7860
+# 3. Install Flutter SDK
+RUN git clone https://github.com/flutter/flutter.git /usr/local/flutter
+ENV PATH="/usr/local/flutter/bin:/usr/local/flutter/bin/cache/dart-sdk/bin:${PATH}"
+RUN flutter doctor
 
-# 作業ディレクトリの設定
-WORKDIR /home/user
+# 4. Set up a non-root user (Required by Hugging Face)
+RUN useradd -m -u 1000 user
+USER user
+ENV HOME=/home/user
+WORKDIR $HOME
 
-# 起動スクリプトをコピーして実行権限を付与
-COPY entrypoint.sh /entrypoint.sh
-RUN chmod +x /entrypoint.sh
+# 5. Install Python dependencies
+COPY --chown=user requirements.txt .
+RUN pip3 install --no-cache-dir -r requirements.txt
 
-# ユーザーを切り替え
-USER user
+# 6. Expose the port Hugging Face expects
+EXPOSE 7860
 
-# 起動コマンド
-ENTRYPOINT ["/entrypoint.sh"]
+# 7. Start code-server
+# --auth none: No password (protected by HF's own auth)
+# --bind-addr: Listen on port 7860
+CMD ["code-server", "--bind-addr", "0.0.0.0:7860", "--auth", "none", "."]