tools, binaries, and library management

entrypoint.sh

@@ -1,15 +1,42 @@
 #!/bin/bash
 set -e
 
+# Install nvm if not already present in the home volume.
+if [ ! -s "$NVM_DIR/nvm.sh" ]; then
+  echo "nvm not found — running installer..."
+  curl -fsSL https://raw.githubusercontent.com/nvm-sh/nvm/HEAD/install.sh |
+    NVM_DIR="$NVM_DIR" PROFILE=/dev/null bash
+  echo "nvm installed successfully."
+fi
+. "$NVM_DIR/nvm.sh"
+
+# Install rbenv + ruby-build if not already present in the home volume.
+if [ ! -d "$RBENV_ROOT/bin" ]; then
+  echo "rbenv not found — installing..."
+  git clone --depth=1 https://github.com/rbenv/rbenv.git "$RBENV_ROOT"
+  git clone --depth=1 https://github.com/rbenv/ruby-build.git "$RBENV_ROOT/plugins/ruby-build"
+  echo "rbenv installed successfully."
+fi
+eval "$(rbenv init - bash)"
+
+# Install nvm if not already present in the home volume.
+if [ ! -s "$NVM_DIR/nvm.sh" ]; then
+  echo "nvm not found — running installer..."
+  curl -fsSL https://raw.githubusercontent.com/nvm-sh/nvm/HEAD/install.sh |
+    NVM_DIR="$NVM_DIR" PROFILE=/dev/null bash
+  echo "nvm installed successfully."
+fi
+. "$NVM_DIR/nvm.sh"
+
 # Install Claude Code if not already present in the home volume.
 # Because the home directory is a volume, this install persists across
 # container restarts and rebuilds.
 if ! command -v claude &>/dev/null; then
-    echo "Claude Code not found — running installer..."
-    curl -fsSL https://claude.ai/install.sh | bash
-    echo "Claude Code installed successfully."
+  echo "Claude Code not found — running installer..."
+  curl -fsSL https://claude.ai/install.sh | bash
+  echo "Claude Code installed successfully."
 else
-    echo "Claude Code $(claude --version 2>/dev/null || echo '(version unknown)') ready."
+  echo "Claude Code $(claude --version 2>/dev/null || echo '(version unknown)') ready."
 fi
 
 exec "$@"