* feat(oauth): parse boosterWallet extra usage from /usages
* feat(oauth): expose extraUsage on AuthManagedUsageResult
* feat(kimi-code): render Extra Usage section in /usage panel
* fix(kimi-code): address Task 3 review feedback for extra usage section
* feat(kimi-code): render Extra Usage section in /status panel
* feat(kimi-code): wire extraUsage into /usage and /status commands
* chore(extra-usage): address final review findings for fuel pack feature
- Update changeset to cover both kimi-code and kimi-code-sdk packages
- Add parser clamp tests and toolkit null-case test
- Replace 'as never' casts in usage-panel tests
- Wrap long import line in status-panel
* chore: temporarily log /usages raw response for debugging
* fix(oauth): accept BOOSTER balance type and drop debug log
* fix(oauth): drop reset hint from Extra Usage and revert periodEnd parsing
* fix(oauth): treat missing amountLeft as zero extra usage and drop debug log
* revert: keep missing amountLeft defaulting to 0 (fully used)
* feat(extra-usage): show monthly cap usage bar and balance in /usage and /status
* fix(extra-usage): show balance and unlimited marker when no monthly cap
* fix(extra-usage): show monthly used with unlimited marker and balance
* fix(extra-usage): label Used and use English Unlimited
* feat(extra-usage): render balance, monthly used and monthly limit as labeled rows
* fix(extra-usage): move Balance row to the bottom
* fix(extra-usage): format currency values with two decimals for column alignment
* fix(extra-usage): right-align currency values so numbers line up
* fix(extra-usage): align currency symbol and decimal point in usage rows
