fix: cannot use wallet after connecting to Solana external wallets

[tanguyenvn]

Motivation and Context

Jira Link: https://consensyssoftware.atlassian.net/browse/W3APD-5255

Description

There is a bug when connecting to Solana, users cannot sign messages unless refreshing the app
This issue happens because the chain namespace is not reactive when being updated.

Changes made:

• add reactive chainId and chainNamespace to provider context listen for chainChanged events and expose chain state directly from context

How has this been tested?

Screenshots (if appropriate):

• BEFORE

• AFTER

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• My code follows the code style of this project. (run lint)
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.
• My code requires a db migration.

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Project	Deployment	Review	Updated (UTC)
web3auth-web	Ready	Preview, Comment	Jan 24, 2026 2:33am