feat(e2e): MSW cassette layer for hermetic e2e tests #1035

Job	Run time
js-build	2m 37s
formatting	33s
js-smoke-discover	7s
lint	39s
js-test (ubuntu-latest, 22)	2m 34s
dead-code	31s
temporal-js (22)	1m 48s
templates-nunjucks-js (22)	1m 55s
js-test (ubuntu-latest, 20)	2m 41s
js-test (windows-latest, 22)	3m 57s
js-api-compatibility (20)	3m 56s
temporal-js (20)	1m 52s
otel-js (22, otel-v2)	2m 54s
otel-js (20, otel-v2)	2m 48s
JS Zod Versions (4.2.1)	2m 0s
otel-js (20, otel-v1)	2m 34s
check-typings	1m 50s
JS Zod Versions (3.25.34)	1m 57s
ensure-pinned-actions	7s
otel-js (22, otel-v1)	2m 53s
js-test (windows-latest, 20)	4m 7s
e2e-hermetic	5m 52s
templates-nunjucks-js (20)	1m 53s
js-smoke-test (cloudflare-worker-browser-no-compat)	56s
js-smoke-test (cloudflare-worker-node-no-compat)	1m 21s
js-smoke-test (browser-main-package)	1m 25s
js-smoke-test (cloudflare-vite-hono-wrangler-dev)	57s
js-smoke-test (cloudflare-vite-hono-vite-dev-node-esm)	1m 4s
js-smoke-test (cloudflare-worker-node-compat)	56s
js-smoke-test (templates-nunjucks/jest)	58s
js-smoke-test (templates-nunjucks/deno-node)	45s
js-smoke-test (otel-js/otel-v1)	1m 0s
js-smoke-test (cloudflare-vite-hono-vite-dev)	55s
js-smoke-test (playwright-browser)	1m 45s
js-smoke-test (cloudflare-worker-browser-compat)	55s
js-smoke-test (templates-nunjucks/node-esm)	48s
js-smoke-test (templates-nunjucks/nextjs)	1m 18s
checks-passed	4s
	1h 7m 12s

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