refactor: Replace console logging with logger utility

- Add logger import across multiple view components
- Replace console.error/warn/log with logger methods
- Update error handling to use structured logging
- Improve type safety for error objects
- Add crypto-browserify polyfill for browser environment

The changes improve logging by:
1. Using consistent logging interface
2. Adding structured error logging
3. Improving error type safety
4. Centralizing logging configuration
5. Fixing browser compatibility issues

Affected files:
- Multiple view components
- vite.config.ts
- Build configuration

src/views/ImportAccountView.vue

@@ -99,7 +99,7 @@ import {
   newIdentifier,
 } from "../libs/crypto";
 import { retrieveAccountCount } from "../libs/util";
-
+import { logger } from "../utils/logger";
 @Component({
   components: {},
 })
@@ -174,7 +174,7 @@ export default class ImportAccountView extends Vue {
       this.$router.push({ name: "account" });
       // eslint-disable-next-line @typescript-eslint/no-explicit-any
     } catch (err: any) {
-      console.error("Error saving mnemonic & updating settings:", err);
+      logger.error("Error saving mnemonic & updating settings:", err);
       if (err == "Error: invalid mnemonic") {
         this.$notify(
           {