Switch Claude Code from Homebrew to native installation

Native install provides auto-updates and is now the officially
recommended method. npm installation is deprecated.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: kaisugi

.github/workflows/test-dotfiles.yml

@@ -74,6 +74,18 @@ jobs:
         git --version
         echo "✅ Package verification passed"
 
+    - name: Test Claude Code native install
+      run: |
+        curl -fsSL https://claude.ai/install.sh | bash
+        if command -v claude &> /dev/null; then
+          echo "✅ Claude Code installed successfully"
+        elif [ -f ~/.local/bin/claude ]; then
+          echo "✅ Claude Code binary found at ~/.local/bin/claude"
+        else
+          echo "❌ Claude Code installation failed"
+          exit 1
+        fi
+
     - name: Test symlink script (dry-run)
       run: |
         # Create necessary directories

Brewfile

@@ -1,6 +1,5 @@
 brew 'awscli'
 brew 'bat'
-brew 'claude-code'
 brew 'coreutils'
 brew 'ffmpeg'
 brew 'fish'

init.sh

@@ -42,6 +42,16 @@ brew bundle --file="${HOME}/dotfiles/Brewfile" || {
     exit 1
 }
 
+# Claude Code (native install, auto-updates enabled)
+echo "Installing Claude Code..."
+if ! command -v claude &> /dev/null; then
+    curl -fsSL https://claude.ai/install.sh | bash || {
+        echo "Warning: Failed to install Claude Code"
+    }
+else
+    echo "Claude Code already installed"
+fi
+
 # set fish shell
 FISH_PATH="/opt/homebrew/bin/fish"
 if ! grep -q "$FISH_PATH" /etc/shells; then