feat: Sessions - bidirectional durable agent streams #5496

Job	Run time
sdk-compat / Cloudflare Workers	2m 7s
typecheck / typecheck	6m 28s
sdk-compat / Bun Runtime	2m 9s
e2e / 🧪 CLI v3 tests (windows-latest - pnpm)	6m 53s
sdk-compat / Node.js 22.12 (ubuntu-latest)	2m 0s
e2e / 🧪 CLI v3 tests (windows-latest - npm)	3m 56s
e2e / 🧪 CLI v3 tests (ubuntu-latest - pnpm)	1m 52s
e2e / 🧪 CLI v3 tests (ubuntu-latest - npm)	1m 58s
sdk-compat / Deno Runtime	1m 58s
units / packages / 🧪 Unit Tests: Packages (1, 1)	9m 3s
sdk-compat / Node.js 20.20 (ubuntu-latest)	2m 3s
units / webapp / 🧪 Unit Tests: Webapp (5, 8)	4m 15s
units / webapp / 🧪 Unit Tests: Webapp (6, 8)	8m 25s
units / webapp / 🧪 Unit Tests: Webapp (7, 8)	3m 3s
units / webapp / 🧪 Unit Tests: Webapp (2, 8)	4m 9s
units / webapp / 🧪 Unit Tests: Webapp (1, 8)	6m 4s
units / webapp / 🧪 Unit Tests: Webapp (4, 8)	7m 14s
units / webapp / 🧪 Unit Tests: Webapp (8, 8)	6m 5s
units / internal / 🧪 Unit Tests: Internal (3, 8)	8m 50s
units / internal / 🧪 Unit Tests: Internal (5, 8)	6m 29s
units / internal / 🧪 Unit Tests: Internal (1, 8)	7m 15s
units / internal / 🧪 Unit Tests: Internal (4, 8)	6m 17s
units / internal / 🧪 Unit Tests: Internal (2, 8)	12m 56s
units / internal / 🧪 Unit Tests: Internal (8, 8)	2m 41s
units / internal / 🧪 Unit Tests: Internal (6, 8)	6m 39s
units / internal / 🧪 Unit Tests: Internal (7, 8)	5m 44s
units / webapp / 🧪 Unit Tests: Webapp (3, 8)	2m 51s
units / webapp / 📊 Merge Reports	49s
units / packages / 📊 Merge Reports	22s
units / internal / 📊 Merge Reports	28s
	2h 21m 3s

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