diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index edca767..96e44d9 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -8,7 +8,7 @@ ARG DEBIAN_FRONTEND=noninteractive
 
 # Install system dependencies in a single layer
 RUN apt update && apt install -y --no-install-recommends \
-    sudo jq vim curl bash-completion \
+    sudo jq vim curl bash-completion iputils-ping \
     && apt autoremove -y \
     && rm -rf /var/lib/apt/lists/*
 
@@ -57,12 +57,7 @@ RUN git clone https://github.com/LazyVim/starter /home/${USER}/.config/nvim \
 RUN curl -fsSL https://claude.ai/install.sh | bash \
     && export PATH="/home/${USER}/.local/bin:${PATH}" \
     && claude plugin marketplace add JuliusBrussee/caveman \
-    && claude plugin install caveman@caveman \
-    && npx skills@latest add --global --yes mattpocock/skills/grill-me \
-    && npx skills@latest add --global --yes mattpocock/skills/to-prd \
-    && npx skills@latest add --global --yes mattpocock/skills/ubiquitous-language \
-    && npx skills@latest add --global --yes mattpocock/skills/tdd \
-    && npx skills@latest add --global --yes mattpocock/skills/improve-codebase-architecture
+    && claude plugin install caveman@caveman
 ENV PATH="/home/vscode/.local/bin:${PATH}"
 USER root