feat(cli): auto-cancel dev runs on CLI exit via detached watchdog #4972

Job	Run time
sdk-compat / Deno Runtime	2m 9s
sdk-compat / Bun Runtime	1m 53s
units / packages / 🧪 Unit Tests: Packages (1, 1)	9m 1s
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	1m 48s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	3m 28s
sdk-compat / Cloudflare Workers	2m 4s
sdk-compat / Node.js 20.20 (ubuntu-latest)	2m 3s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	3m 44s
sdk-compat / Node.js 22.12 (ubuntu-latest)	1m 55s
typecheck / typecheck	6m 18s
units / webapp / 🧪 Unit Tests: Webapp (3, 8)	6m 30s
units / webapp / 🧪 Unit Tests: Webapp (4, 8)	3m 58s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	1m 53s
units / webapp / 🧪 Unit Tests: Webapp (6, 8)	2m 55s
units / webapp / 🧪 Unit Tests: Webapp (2, 8)	4m 26s
units / webapp / 🧪 Unit Tests: Webapp (5, 8)	7m 48s
units / webapp / 🧪 Unit Tests: Webapp (8, 8)	2m 29s
units / webapp / 🧪 Unit Tests: Webapp (7, 8)	6m 4s
units / webapp / 🧪 Unit Tests: Webapp (1, 8)	5m 55s
units / internal / 🧪 Unit Tests: Internal (7, 8)	5m 31s
units / internal / 🧪 Unit Tests: Internal (2, 8)	10m 0s
units / internal / 🧪 Unit Tests: Internal (5, 8)	4m 16s
units / internal / 🧪 Unit Tests: Internal (6, 8)	5m 2s
units / internal / 🧪 Unit Tests: Internal (3, 8)	10m 5s
units / internal / 🧪 Unit Tests: Internal (1, 8)	6m 9s
units / internal / 🧪 Unit Tests: Internal (4, 8)	5m 57s
units / internal / 🧪 Unit Tests: Internal (8, 8)	6m 8s
units / webapp / 📊 Merge Reports	47s
units / packages / 📊 Merge Reports	22s
units / internal / 📊 Merge Reports	21s
	2h 10m 59s

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