feat(mission-control): add BackToMC button to all pages

- Created BackToMC component
- Added to all 27 mission control pages
- Each page now has '← Back to Mission Control' button at top
- Also pushed beta to develop to sync branches

app/mission-control/brainown/page.tsx

@@ -1,11 +1,15 @@
 "use client";
 
+import BackToMC from "@/components/mission-control/BackToMC";
 import BrainownPanel from "@/components/mission-control/BrainownPanel";
 
 export default function BrainownPage() {
   return (
-    <div className="p-6">
-      <BrainownPanel />
-    </div>
+    <>
+      <BackToMC />
+      <div className="p-6">
+        <BrainownPanel />
+      </div>
+    </>
   );
 }