chore(deadcode): remove stale Knip scaffolding (#122069)

config/knip.config.ts

@@ -190,10 +190,6 @@ const rootEntries = [
   "src/plugins/contracts/rootdir-boundary-canary.ts!",
   // Mintlify executes every JavaScript file in the docs content directory on each page.
   "docs/nav-tabs-underline.js!",
-  // Knip loads these audit configurations by command-line path.
-  "config/knip.config.ts!",
-  "config/knip.all-exports.config.ts!",
-  "config/knip.scripts-exports.config.ts!",
   // Native applications load these JavaScript assets directly rather than through Node imports.
   "apps/android/app/src/main/assets/katex/katex.min.js!",
   "apps/android/app/src/main/assets/katex/renderer.js!",
@@ -419,8 +415,6 @@ const config = {
     // Focused media tests consume these explicit seams; production uses the helpers in-module.
     "src/agents/embedded-agent-subscribe.handlers.lifecycle.ts": ["exports"],
     "src/gateway/server-methods/chat-webchat-media.ts": ["exports"],
-    // Collection reconcile behavior is asserted by the focused review tests;
-    // production wires only the scheduled review loop.
     // Greeting cache/fact contracts (hash, alert text, store shapes) are
     // asserted by the focused greeting unit tests, not by another prod module.
     "src/system-agent/greeting.ts": ["exports", "types"],