Add js web stuff to landing page + documentation

go/jsruntime/types.d.ts

@@ -0,0 +1,30 @@
+// Ambient type declarations for tsserver.  The bundler doesn't read
+// tsconfig.json — this file only exists so editor integrations
+// (tsserver, VS Code) can type-check .tsx / .ts source without an npm
+// install.
+export * from 'solid-js'
+
+// --- Custom types ------------------------------------------------
+
+type UUID =
+    `${string & {readonly __hex: never}}-${string & {readonly __hex: never}}-${string & {readonly __hex: never}}-${string & {readonly __hex: never}}-${string & {readonly __hex: never}}`;
+
+// Ammended Modules: this covers adding attributes to pre-existing html primitives
+declare module "solid-js" {
+    namespace JSX {
+        interface ExplicitProperties {
+            // count: number;
+            // name: string;
+        }
+        interface ExplicitAttributes {
+            // count: number;
+            // name: string;
+            onAbort: any;
+            onabort: any;
+            key: any;
+        }
+        interface ExplicitBoolAttributes {
+            // disabled: boolean;
+        }
+    }
+}