docs: move build instructions from README to BUILDING.md

- Move detailed setup and build instructions from README.md to BUILDING.md
- Add concise reference to BUILDING.md in README.md
- Keep testing and other documentation in README.md
- Improve organization of documentation by separating build-specific content

src/registerServiceWorker.ts

@@ -3,7 +3,10 @@
 import { register } from "register-service-worker";
 
 // Only register service worker if explicitly enabled and in production
-if (process.env.VITE_PWA_ENABLED === 'true' && process.env.NODE_ENV === "production") {
+if (
+  process.env.VITE_PWA_ENABLED === "true" &&
+  process.env.NODE_ENV === "production"
+) {
   register(`${process.env.BASE_URL}sw.js`, {
     ready() {
       console.log("Service worker is active.");
@@ -21,12 +24,16 @@ if (process.env.VITE_PWA_ENABLED === 'true' && process.env.NODE_ENV === "product
       console.log("New content is available; please refresh.");
     },
     offline() {
-      console.log("No internet connection found. App is running in offline mode.");
+      console.log(
+        "No internet connection found. App is running in offline mode.",
+      );
     },
     error(error) {
       console.error("Error during service worker registration:", error);
-    }
+    },
   });
 } else {
-  console.log("Service worker registration skipped - not enabled or not in production");
+  console.log(
+    "Service worker registration skipped - not enabled or not in production",
+  );
 }