Remediate Mihomo platform grant handling

[luoshuijs]

Summary

• Implement platform consumer grant invalidation persistence and RPC handling.
• Move Mihomo runtime credentials/devices/profiles to binding-first semantics with migration prechecks.
• Enforce binding-wide profile mutations, align advertised scopes, and harden stale-ticket checks.

Test Plan

• GOWORK=off go test ./...
• GOWORK=off go test -tags=integration ./integration/...

[codecov]

Codecov Report

❌ Patch coverage is 47.95082% with 127 lines in your changes missing coverage. Please review.
✅ Project coverage is 29.77%. Comparing base (7babc70) to head (e65f236).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
internal/usecase/management_usecase.go	11.11%	28 Missing and 4 partials ⚠️
internal/usecase/profile_usecase.go	6.66%	28 Missing ⚠️
internal/service/platform_service_adapter.go	45.94%	12 Missing and 8 partials ⚠️
internal/data/management_repo.go	34.61%	11 Missing and 6 partials ⚠️
internal/data/profile_repo.go	12.50%	14 Missing ⚠️
internal/data/device_repo.go	56.25%	6 Missing and 1 partial ⚠️
cmd/platform-mihomo-service/main.go	0.00%	3 Missing ⚠️
internal/data/grant_invalidation_repo.go	92.00%	1 Missing and 1 partial ⚠️
internal/data/ticket_verifier.go	85.71%	1 Missing and 1 partial ⚠️
internal/service/mihomo_credential_service.go	50.00%	1 Missing ⚠️
... and 1 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main       #7      +/-   ##
==========================================
+ Coverage   27.93%   29.77%   +1.84%     
==========================================
  Files          27       28       +1     
  Lines        2950     3140     +190     
==========================================
+ Hits          824      935     +111     
- Misses       1997     2060      +63     
- Partials      129      145      +16     

Flag	Coverage Δ
unit	29.77% <47.95%> (+1.84%)	⬆️

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