feat: anonymous telemetry and in-app feedback (Spec 036) #1065

Job	Run time
Build Frontend	27s
Cross-Platform Logging Tests (ubuntu-latest)	1m 20s
Cross-Platform Logging Tests (macos-latest, $HOME/Library/Logs/mcpproxy, macOS File System Progra...	1m 28s
Cross-Platform Logging Tests (windows-latest, $env:LOCALAPPDATA\mcpproxy\logs, Windows Applicatio...	2m 56s
End-to-End Tests (ubuntu-latest, 1.25)	7m 46s
OAuth E2E Tests	19s
Integration Tests	6m 40s
Stress Tests	0s
	20m 56s

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