Improve Live progressive responsiveness

Add transactional progressive publication, durable cancellation, responsive accept cleanup, and framework-safe Svelte and Nuxt previews.\n\nAI-assisted: OpenAI Codex.

scripts/test-suites.mjs

@@ -125,6 +125,8 @@ export const SUITES = {
           'tests/live-browser-session.test.mjs',
           'tests/live-browser-source.test.mjs',
           'tests/live-benchmark.test.mjs',
+          'tests/live-generation-preflight.test.mjs',
+          'tests/live-generation-publisher.test.mjs',
           'tests/live-commit-manual-edits.test.mjs',
           'tests/live-completion.test.mjs',
           'tests/live-copy-edit-agent.test.mjs',
@@ -141,11 +143,13 @@ export const SUITES = {
           'tests/live-manual-edits-buffer.test.mjs',
           'tests/live-poll.test.mjs',
           'tests/live-poll-stream.test.mjs',
+          'tests/live-provider-benchmark.test.mjs',
           'tests/live-recovery-commands.test.mjs',
           'tests/live-reference.test.mjs',
           'tests/live-server.test.mjs',
           'tests/live-session-store.test.mjs',
           'tests/live-target-context.test.mjs',
+          'tests/live-vue-component.test.mjs',
           'tests/live-wrap.test.mjs',
           'tests/live-wrap-buffer-aware.test.mjs',
         ],