add alias ~platform and ~material

vite.config.ts

@@ -7,6 +7,7 @@ import version from "vite-plugin-package-version";
 import manifest from "./manifest.config";
 import { GetManualChunk } from "rollup";
 import devtools from "solid-devtools/vite";
+import { resolve } from "node:path";
 
 /**
  * Put all strings (/i18n/{key}.<json|js|ts>) into separated chunks based on the key.
@@ -107,6 +108,23 @@ export default defineConfig(({ mode }) => {
       }),
       version(),
     ],
+    resolve: {
+      alias: {
+        /* We don't allow directly acessing the source root,
+        because this encourage cross referencing between different
+        module and loose the isolation. (Cross referencing is still
+        possible, we don't stop it in any technical way.)
+
+        If the module is so important and is being referencing
+        everywhere in the app. Consider promoting it to the top
+        dir.
+
+        see docs/devnotes.md#module-isolation for details.
+        */
+        "~platform": resolve(__dirname, "src/platform"),
+        "~material": resolve(__dirname, "src/material"),
+      },
+    },
     server: {
       https: serverHttpCertBase
         ? {