feat: add workplan aliases and legacy meter

Adds preferred workplan REST/event surfaces, legacy-meter telemetry and weekly review summaries, documentation/dashboard terminology updates, dashboard API loading fixes, and close-out sync for STATE-WP-0052 and STATE-WP-0054.

dashboard/src/interventions.md

@@ -15,7 +15,7 @@ const interventionState = (async function*() {
     try {
       const [rt, rw, rto, rr] = await Promise.all([
         apiFetch("/tasks/?limit=500"),
-        apiFetch("/workstreams/"),
+        apiFetch("/workplans/"),
         apiFetch("/topics/"),
         apiFetch("/repos/"),
       ]);