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/repos.md

@@ -16,7 +16,7 @@ try {
     fetch(`${API}/sbom/`).then(r => r.ok ? r.json() : []),
     fetch(`${API}/extension-points/`).then(r => r.ok ? r.json() : []),
     fetch(`${API}/technical-debt/`).then(r => r.ok ? r.json() : []),
-    fetch(`${API}/workstreams/`).then(r => r.ok ? r.json() : []),
+    fetch(`${API}/workplans/`).then(r => r.ok ? r.json() : []),
   ]);
 } catch {}
 ```