Convert to TypeScript

- Renamed bring → bring.ts
- Added TypeScript interfaces for type safety
- Added tsconfig.json for TypeScript configuration
- Updated package.json with TypeScript dependencies
- Updated SKILL.md with TypeScript usage instructions
- Added dist/ to .gitignore

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

SKILL.md

@@ -2,11 +2,21 @@
 
 Manage your Bring! Shopping List via CLI using the unofficial Bring! API.
 
+TypeScript implementation with full type safety.
+
 ## Installation
 
 ```bash
 npm install
-chmod +x bring
+chmod +x bring.ts
+```
+
+Or to build and run as JavaScript:
+
+```bash
+npm install
+npm run build
+node dist/bring.js
 ```
 
 ## Configuration
@@ -63,28 +73,33 @@ console.log(lists.lists);  // Shows all lists with their UUIDs
 ## Commands
 
 ```bash
-bring add <item> [specification]     # Add item to shopping list
-bring list                            # Show current items
-bring remove <item>                   # Remove item (mark as purchased)
-bring recent                          # Show recently purchased items
+./bring.ts add <item> [specification]     # Add item to shopping list
+./bring.ts list                            # Show current items
+./bring.ts remove <item>                   # Remove item (mark as purchased)
+./bring.ts recent                          # Show recently purchased items
+```
+
+Or using ts-node directly:
+```bash
+ts-node bring.ts add <item>
 ```
 
 ## Examples
 
 ```bash
 # Add items
-bring add Apples
-bring add Milk "1 Liter"
-bring add "Coffee Beans" "Fair Trade"
+./bring.ts add Apples
+./bring.ts add Milk "1 Liter"
+./bring.ts add "Coffee Beans" "Fair Trade"
 
 # Show list
-bring list
+./bring.ts list
 
 # Remove item (mark as bought)
-bring remove Apples
+./bring.ts remove Apples
 
 # Show recently purchased items
-bring recent
+./bring.ts recent
 ```
 
 ## Integration with AI Agents