Merge origin/master into worktree/web-plugin-config

Three seams: the tsconfig path map gained a mapping on each side and keeps
both; the event-producer matrix is generated, so it was regenerated rather
than hand-merged row by row.

tsconfig.client.json

@@ -66,6 +66,7 @@
     { "path": "./packages/client/ui-command" },
     { "path": "./packages/client/ui-skill" },
     { "path": "./packages/client/ui-subagent" },
+    { "path": "./packages/client/ui-task" },
     { "path": "./packages/client/ui-goal" },
     { "path": "./packages/client/ui-model" },
     { "path": "./packages/client/ui-agent-preset" },