[W5][FE][S] Add contributor dev panel for forcing wallet tx lifecycle states

[kike-alt]

ID: W5-3C-FE-001
Track: FE
Phase: 3C
Difficulty: beginner
Priority: P2

Description

Add development-only panel to force tx states for UI validation without wallet calls.

Acceptance Criteria

• Define implementation plan aligned to scope boundaries
• Implement and verify changes in frontend/src/components
• Implement and verify changes in frontend/src/hooks/useGameplayTx.ts
• Add/adjust tests or validation artifacts for the changed surface
• Update docs/notes if behavior or operations change

Relevant Files/Modules

• frontend/src/components
• frontend/src/hooks/useGameplayTx.ts

Dependencies / Blocked By

• [W5][FE][S] Add contributor storybook-style sandbox for wallet status states #641

Validation Requirements

• dev panel hidden in production build and functional in dev mode