Add custom installation directory support (#4)

- Add --dir argument for custom installation path
- Add confirmation prompt showing target directory
- Add help text with usage examples and --help flag
- Update all file operations to use custom directory
- Convert relative paths to absolute paths
- Fix backup prompt to only show when directory has files
- Add informational message for empty directories
- Update README.md with installation options and examples
- Maintain backward compatibility with default ~/.claude

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-authored-by: Claude <noreply@anthropic.com>

README.md

@@ -28,10 +28,13 @@ Think of it as a brain upgrade for Claude Code. Drop it in once, and suddenly Cl
 ```bash
 git clone https://github.com/NomenAK/SuperClaude.git
 cd SuperClaude
-./install.sh
+./install.sh                           # Default: ~/.claude/
+# OR
+./install.sh --dir /opt/claude          # Custom location
+./install.sh --dir ./project-claude    # Project-specific
 ```
 
-That's it. No databases, no services, no dependencies. It quietly installs to `~/.claude/` and works in every project. The installer even backs up your existing config automatically!
+That's it. No databases, no services, no dependencies. Installs to `~/.claude/` by default or any directory you choose. The installer even backs up your existing config automatically!
 
 ## 💡 Why You'll Love It
 
@@ -212,6 +215,7 @@ Skip if you:
 1. **Install**
    ```bash
    git clone https://github.com/NomenAK/SuperClaude.git && cd SuperClaude && ./install.sh
+   # Or custom location: ./install.sh --dir /your/path
    ```
 
 2. **Test Drive**
@@ -227,7 +231,7 @@ Skip if you:
 
 ## 🛟 Need Help?
 
-- **Installation issues?** Run `./install.sh` again – it's idempotent
+- **Installation issues?** Run `./install.sh` again – it's idempotent. Use `./install.sh --help` for options
 - **Commands not working?** Check `ls ~/.claude/commands/`
 - **Want to contribute?** See [CONTRIBUTING.md](CONTRIBUTING.md)
 - **Found a bug?** [Open an issue](https://github.com/NomenAK/SuperClaude/issues)

install.sh

@@ -11,8 +11,60 @@ YELLOW='\033[1;33m'
 RED='\033[0;31m'
 NC='\033[0m' # No Color
 
+# Default installation directory
+INSTALL_DIR="$HOME/.claude"
+
+# Function to show usage
+show_usage() {
+    echo "Usage: $0 [OPTIONS]"
+    echo ""
+    echo "Options:"
+    echo "  --dir <directory>    Install to custom directory (default: $HOME/.claude)"
+    echo "  -h, --help          Show this help message"
+    echo ""
+    echo "Examples:"
+    echo "  $0                          # Install to default location"
+    echo "  $0 --dir /opt/claude        # Install to /opt/claude"
+    echo "  $0 --dir ./local-claude     # Install to ./local-claude"
+}
+
+# Parse command line arguments
+while [[ $# -gt 0 ]]; do
+    case $1 in
+        --dir)
+            INSTALL_DIR="$2"
+            shift 2
+            ;;
+        -h|--help)
+            show_usage
+            exit 0
+            ;;
+        *)
+            echo -e "${RED}Error: Unknown option $1${NC}"
+            show_usage
+            exit 1
+            ;;
+    esac
+done
+
+# Convert to absolute path if relative
+if [[ ! "$INSTALL_DIR" = /* ]]; then
+    INSTALL_DIR="$(cd "$(dirname "$INSTALL_DIR")" && pwd)/$(basename "$INSTALL_DIR")"
+fi
+
 echo -e "${GREEN}SuperClaude Installer${NC}"
 echo "======================"
+echo -e "Installation directory: ${YELLOW}$INSTALL_DIR${NC}"
+echo ""
+
+# Confirmation prompt
+echo -e "${YELLOW}This will install SuperClaude in $INSTALL_DIR${NC}"
+echo -n "Are you sure you want to continue? (y/n): "
+read -r confirm_install
+if [ "$confirm_install" != "y" ]; then
+    echo "Installation cancelled."
+    exit 0
+fi
 echo ""
 
 # Check if we're in SuperClaude directory
@@ -22,21 +74,21 @@ if [ ! -f "CLAUDE.md" ] || [ ! -d ".claude/commands" ]; then
     exit 1
 fi
 
-# Check if existing .claude directory exists
-if [ -d "$HOME/.claude" ]; then
-    echo -e "${YELLOW}Existing Claude configuration found${NC}"
+# Check if existing directory exists and has files
+if [ -d "$INSTALL_DIR" ] && [ "$(ls -A "$INSTALL_DIR" 2>/dev/null)" ]; then
+    echo -e "${YELLOW}Existing configuration found at $INSTALL_DIR${NC}"
     echo -n "Backup existing configuration? (y/n): "
     read -r backup_choice
     if [ "$backup_choice" = "y" ]; then
-        # Create backup directory inside .claude
-        backup_dir="$HOME/.claude/backup.$(date +%Y%m%d_%H%M%S)"
+        # Create backup directory inside installation directory
+        backup_dir="$INSTALL_DIR/backup.$(date +%Y%m%d_%H%M%S)"
         mkdir -p "$backup_dir"
         
         # Backup ALL existing files
         echo "Backing up all existing files..."
         
         # Copy everything except backup directories
-        for item in "$HOME/.claude"/*; do
+        for item in "$INSTALL_DIR"/*; do
             basename_item=$(basename "$item")
             # Skip backup directories to avoid nested backups
             if [[ ! "$basename_item" =~ ^backup\. ]]; then
@@ -48,6 +100,8 @@ if [ -d "$HOME/.claude" ]; then
         
         echo -e "${GREEN}Backed up existing files to: $backup_dir${NC}"
     fi
+elif [ -d "$INSTALL_DIR" ]; then
+    echo -e "${YELLOW}Directory $INSTALL_DIR exists but is empty${NC}"
 fi
 
 echo ""
@@ -55,28 +109,28 @@ echo "Installing SuperClaude..."
 
 # Create directory structure
 echo "Creating directories..."
-mkdir -p "$HOME/.claude/commands/shared"
+mkdir -p "$INSTALL_DIR/commands/shared"
 
 # Copy main configuration files
 echo "Copying configuration files..."
-cp CLAUDE.md RULES.md PERSONAS.md MCP.md "$HOME/.claude/"
+cp CLAUDE.md RULES.md PERSONAS.md MCP.md "$INSTALL_DIR/"
 
 # Copy command files
 echo "Copying slash commands..."
-cp .claude/commands/*.md "$HOME/.claude/commands/" 2>/dev/null || true
+cp .claude/commands/*.md "$INSTALL_DIR/commands/" 2>/dev/null || true
 
 # Copy shared resources
 echo "Copying shared resources..."
-cp .claude/commands/shared/*.yml "$HOME/.claude/commands/shared/"
+cp .claude/commands/shared/*.yml "$INSTALL_DIR/commands/shared/"
 
 # Verify installation
 echo ""
 echo "Verifying installation..."
 
 # Count installed files
-main_files=$(ls -1 "$HOME/.claude/"*.md 2>/dev/null | wc -l)
-command_files=$(ls -1 "$HOME/.claude/commands/"*.md 2>/dev/null | wc -l)
-shared_files=$(ls -1 "$HOME/.claude/commands/shared/"*.yml 2>/dev/null | wc -l)
+main_files=$(ls -1 "$INSTALL_DIR/"*.md 2>/dev/null | wc -l)
+command_files=$(ls -1 "$INSTALL_DIR/commands/"*.md 2>/dev/null | wc -l)
+shared_files=$(ls -1 "$INSTALL_DIR/commands/shared/"*.yml 2>/dev/null | wc -l)
 
 echo -e "Main config files: ${GREEN}$main_files${NC} (expected: 4)"
 echo -e "Command files: ${GREEN}$command_files${NC} (expected: 18)"