fix: add missing TypeScript base config at root

Creates the missing .config/tsconfig.base.json at the root level that was referenced by tsconfig.json. This resolves the build warning about the missing base config file.

Author: jdalton

.config/tsconfig.base.json

@@ -0,0 +1,38 @@
+{
+  "compilerOptions": {
+    // The following options are not supported by @typescript/native-preview.
+    // They are either ignored or throw an unknown option error:
+    //"importsNotUsedAsValues": "remove",
+    "allowImportingTsExtensions": false,
+    "allowJs": false,
+    "composite": false,
+    "declaration": false,
+    "declarationMap": false,
+    "erasableSyntaxOnly": true,
+    "esModuleInterop": true,
+    "exactOptionalPropertyTypes": true,
+    "forceConsistentCasingInFileNames": true,
+    "incremental": false,
+    "isolatedModules": true,
+    "jsx": "react-jsx",
+    "lib": ["ES2024"],
+    "module": "nodenext",
+    "noEmit": true,
+    "noEmitOnError": true,
+    "noFallthroughCasesInSwitch": true,
+    "noImplicitOverride": true,
+    "noPropertyAccessFromIndexSignature": true,
+    "noUncheckedIndexedAccess": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "resolveJsonModule": true,
+    "rewriteRelativeImportExtensions": true,
+    "skipLibCheck": true,
+    "sourceMap": true,
+    "strict": true,
+    "strictNullChecks": true,
+    "target": "ES2024",
+    "useUnknownInCatchVariables": true,
+    "verbatimModuleSyntax": true
+  }
+}