Add TypeScript MCP Server Development Collection (#324)

* Add TypeScript MCP Server Development collection

- Add instructions for TypeScript MCP server development best practices
- Add prompt for generating complete TypeScript MCP server projects
- Add expert chat mode for TypeScript MCP development assistance
- Add collection grouping all TypeScript MCP resources together
- Update README files with new contributions

* Revert unintended change to power-bi-development.md

collections/typescript-mcp-development.collection.yml

@@ -0,0 +1,34 @@
+id: typescript-mcp-development
+name: TypeScript MCP Server Development
+description: Complete toolkit for building Model Context Protocol (MCP) servers in TypeScript/Node.js using the official SDK. Includes instructions for best practices, a prompt for generating servers, and an expert chat mode for guidance.
+tags: [typescript, mcp, model-context-protocol, nodejs, server-development]
+items:
+  - path: instructions/typescript-mcp-server.instructions.md
+    kind: instruction
+  - path: prompts/typescript-mcp-server-generator.prompt.md
+    kind: prompt
+  - path: chatmodes/typescript-mcp-expert.chatmode.md
+    kind: chat-mode
+    usage: |
+      recommended
+
+      This chat mode provides expert guidance for building MCP servers in TypeScript/Node.js.
+
+      This chat mode is ideal for:
+      - Creating new MCP server projects with TypeScript
+      - Implementing tools, resources, and prompts with zod validation
+      - Setting up HTTP or stdio transports
+      - Debugging schema validation and transport issues
+      - Learning TypeScript MCP best practices
+      - Optimizing server performance and reliability
+
+      To get the best results, consider:
+      - Using the instruction file to set context for TypeScript/Node.js development
+      - Using the prompt to generate initial project structure with proper configuration
+      - Switching to the expert chat mode for detailed implementation help
+      - Specifying whether you need HTTP or stdio transport
+      - Providing details about what tools or functionality you need
+
+display:
+  ordering: manual
+  show_badge: true