Update agent configuration

Dockerfile

@@ -36,6 +36,8 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     zsh \
     fd-find \
     ripgrep \
+    neovim \
+    less \
     && rm -rf /var/lib/apt/lists/* \
     && ln -sf /usr/bin/fdfind /usr/local/bin/fd
 
@@ -58,6 +60,9 @@ ENV PATH="${POETRY_HOME}/bin:${PATH}"
 RUN curl -sSL https://install.python-poetry.org | python3 - && \
     poetry config virtualenvs.in-project true
 
+# uv (fast Python package/project manager from Astral)
+RUN curl -LsSf https://astral.sh/uv/install.sh | env UV_INSTALL_DIR=/usr/local/bin sh
+
 # Node.js 22
 RUN curl -fsSL https://deb.nodesource.com/setup_${NODE_MAJOR}.x | bash - && \
     apt-get install -y --no-install-recommends nodejs && \
@@ -119,6 +124,9 @@ RUN mkdir -p -m 755 /etc/apt/keyrings && \
 RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
 ENV PATH="/root/.cargo/bin:${PATH}"
 
+# Jujutsu (jj) - Git-compatible VCS
+RUN cargo install --locked jj-cli
+
 # Starship prompt
 RUN curl -sS https://starship.rs/install.sh | sh -s -- -y