feat: add var DISABLE_CUSTOM_ADDRESS_NAME and CREATE_ADDRESS_DEFAULT_… (#717)

* feat: add var DISABLE_CUSTOM_ADDRESS_NAME and CREATE_ADDRESS_DEFAULT_DOMAIN_FIRST

* fix: enhance input validation with trim() for address creation

- Add trim() handling in newAddress() function to prevent whitespace issues
- Add trim() handling for address prefixes to ensure consistent formatting
- Add trim() handling in Telegram API address parsing for robustness
- Prevents edge cases with whitespace-only or padded input strings

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

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Co-authored-by: Claude <noreply@anthropic.com>

frontend/src/store/index.js

@@ -22,6 +22,7 @@ export const useGlobalState = createGlobalState(
             adminContact: '',
             enableUserCreateEmail: false,
             disableAnonymousUserCreateEmail: false,
+            disableCustomAddressName: false,
             enableUserDeleteEmail: false,
             enableAutoReply: false,
             enableIndexAbout: false,