Start Typescript inception (#816)

tsconfig.json

@@ -1,12 +1,22 @@
 {
+  "references": [
+    // TODO: enable once every project is ts
+    // { "path": "./packages/api" },
+    // { "path": "./packages/desktop-client" }
+  ],
   "compilerOptions": {
+    // "composite": true,
     "target": "ES2022",
-    "lib": ["ES2021", "DOM"],
+    "lib": ["ES2021", "DOM", "DOM.Iterable"],
     "allowSyntheticDefaultImports": true,
     "esModuleInterop": true,
     "experimentalDecorators": true,
     "resolveJsonModule": true,
     "downlevelIteration": true,
+    // TODO: enable once every file is ts
+    // "strict": true,
+    "noFallthroughCasesInSwitch": true,
+    "skipLibCheck": true,
     "jsx": "preserve",
     // Check JS files too
     "allowJs": true,
@@ -14,7 +24,10 @@
     // Used for temp builds
     "outDir": "build",
     "moduleResolution": "Node",
-    "module": "ESNext"
+    "module": "ESNext",
+    // Until/if we build using tsc
+    "noEmit": true
   },
+  "include": ["packages/**/*"],
   "exclude": ["**/node_modules/*", "**/build/*", "**/lib-dist/*"]
 }