feat(sdk): chat.agent — runtime + browser transport (2/4) #6073

Job	Run time
Detect changes	4s
e2e-webapp / 🧪 E2E Tests: Webapp	3m 9s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	3m 57s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	1m 54s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	3m 47s
packages / 🧪 Unit Tests: Packages (1, 1)	8m 46s
typecheck / typecheck	8m 23s
internal / 🧪 Unit Tests: Internal (6, 8)	6m 21s
sdk-compat / Deno Runtime	2m 31s
internal / 🧪 Unit Tests: Internal (4, 8)	7m 7s
sdk-compat / Node.js 22.12 (ubuntu-latest)	1m 57s
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	1m 55s
sdk-compat / Node.js 20.20 (ubuntu-latest)	2m 7s
sdk-compat / Bun Runtime	1m 56s
internal / 🧪 Unit Tests: Internal (5, 8)	6m 5s
internal / 🧪 Unit Tests: Internal (7, 8)	5m 59s
internal / 🧪 Unit Tests: Internal (3, 8)	8m 28s
internal / 🧪 Unit Tests: Internal (1, 8)	6m 51s
webapp / 🧪 Unit Tests: Webapp (3, 8)	3m 50s
internal / 🧪 Unit Tests: Internal (8, 8)	3m 9s
internal / 🧪 Unit Tests: Internal (2, 8)	13m 37s
webapp / 🧪 Unit Tests: Webapp (6, 8)	8m 51s
webapp / 🧪 Unit Tests: Webapp (8, 8)	2m 53s
sdk-compat / Cloudflare Workers	2m 22s
webapp / 🧪 Unit Tests: Webapp (2, 8)	3m 49s
webapp / 🧪 Unit Tests: Webapp (7, 8)	7m 1s
webapp / 🧪 Unit Tests: Webapp (4, 8)	7m 1s
webapp / 🧪 Unit Tests: Webapp (1, 8)	6m 8s
webapp / 🧪 Unit Tests: Webapp (5, 8)	5m 11s
packages / 📊 Merge Reports	26s
webapp / 📊 Merge Reports	45s
internal / 📊 Merge Reports	24s
All PR Checks	3s
	2h 26m 47s

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