feat: add eslint and format typescript with prettier (modelcontextprotocol#1782)

* feat: eslint to match typescript sdk

* feat: prettier config to match typescript-sdk

* fix: schemas

Author: mattzcarey

.prettierrc.json

@@ -0,0 +1,20 @@
+{
+  "printWidth": 140,
+  "tabWidth": 4,
+  "useTabs": false,
+  "semi": true,
+  "singleQuote": true,
+  "trailingComma": "none",
+  "bracketSpacing": true,
+  "bracketSameLine": false,
+  "proseWrap": "always",
+  "arrowParens": "avoid",
+  "overrides": [
+    {
+      "files": "**/*.md",
+      "options": {
+        "printWidth": 280
+      }
+    }
+  ]
+}

eslint.config.mjs

@@ -0,0 +1,10 @@
+import eslint from "@eslint/js";
+import tseslint from "typescript-eslint";
+import eslintConfigPrettier from "eslint-config-prettier/flat";
+import { defineConfig } from "eslint/config";
+
+export default defineConfig([
+  eslint.configs.recommended,
+  ...tseslint.configs.recommended,
+  eslintConfigPrettier,
+]);