Capture non-fatal ANRs / App Hangs

[markushi]

Detect and capture non-fatal ANRs and app hangs — situations where the main thread is blocked long enough to be noticeable but the system hasn't killed the app yet. These are valuable early signals that often precede fatal ANRs.

Votes in brainstorming session: 1

Notion source: https://www.notion.so/3348b10e4b5d8003a1bed976d19ae0d0

[linear-code]

JAVA-475