refactor: massively simplify to svelte with web/ directory, prepare for backend

web/tsconfig.json

@@ -0,0 +1,21 @@
+{
+  "extends": "./.svelte-kit/tsconfig.json",
+  "compilerOptions": {
+    "rewriteRelativeImportExtensions": true,
+    "allowJs": true,
+    "checkJs": true,
+    "esModuleInterop": true,
+    "forceConsistentCasingInFileNames": true,
+    "resolveJsonModule": true,
+    "skipLibCheck": true,
+    "sourceMap": true,
+    "strict": true,
+    "moduleResolution": "bundler",
+    "types": ["unplugin-icons/types/svelte"]
+  }
+  // Path aliases are handled by https://svelte.dev/docs/kit/configuration#alias
+  // except $lib which is handled by https://svelte.dev/docs/kit/configuration#files
+  //
+  // To make changes to top-level options such as include and exclude, we recommend extending
+  // the generated config; see https://svelte.dev/docs/kit/configuration#typescript
+}