Add basic-server-* examples for Vue, Svelte, Preact, and Solid (#141)

* Add basic-server-vue example

Demonstrates MCP App SDK usage with Vue 3, providing framework
parity alongside the existing React and vanilla JS examples.

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

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

* Add basic-server-svelte example

Demonstrates MCP App SDK usage with Svelte, providing parity
with the existing basic-server-react and basic-server-vue examples.

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

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

* Add basic-server-preact example

Demonstrates MCP App SDK usage with Preact, providing another
lightweight framework option alongside the existing React, Vue,
and Svelte examples.

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

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

* Add basic-server-solid example

Demonstrates MCP App SDK usage with Solid.js, providing another
reactive framework option alongside the existing React, Vue,
Svelte, and Preact examples.

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

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

* Add framework GitHub links to README

Link each framework name to its official GitHub repo in basic examples
list.

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

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

---------

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

examples/basic-server-solid/tsconfig.json

@@ -0,0 +1,21 @@
+{
+  "compilerOptions": {
+    "target": "ESNext",
+    "lib": ["ESNext", "DOM", "DOM.Iterable"],
+    "module": "ESNext",
+    "moduleResolution": "bundler",
+    "allowImportingTsExtensions": true,
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "verbatimModuleSyntax": true,
+    "noEmit": true,
+    "jsx": "preserve",
+    "jsxImportSource": "solid-js",
+    "strict": true,
+    "skipLibCheck": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "noFallthroughCasesInSwitch": true
+  },
+  "include": ["src", "server.ts"]
+}