Add Paseo testnet support

[itsyogesh]

Summary

• Add Paseo testnet to the wallet config's supported chains
• Chain selector automatically shows Paseo with its icon and testnet badge via LunoKit
• Genesis hash was already mapped in types/pallet-context.ts

Closes #31

Test plan

• Verify Paseo appears in the chain selector dropdown
• Verify Paseo chain icon renders correctly
• Verify testnet badge shows for Paseo
• Verify connecting to Paseo RPC and loading pallets works

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Project	Deployment	Actions	Updated (UTC)
relaycode	Building	Preview, Comment	Feb 28, 2026 7:30pm

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Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 60.52%. Comparing base (46f5f7b) to head (886b2d1).

Files with missing lines	Patch %	Lines
config/wallet.ts	0.00%	2 Missing ⚠️
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Additional details and impacted files

@@           Coverage Diff           @@
##           master      #33   +/-   ##
=======================================
  Coverage   60.52%   60.52%           
=======================================
  Files         147      147           
  Lines       17363    17363           
  Branches     1158     1158           
=======================================
  Hits        10509    10509           
  Misses       6808     6808           
  Partials       46       46           

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