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/skills/page.tsx

@@ -1,15 +1,20 @@
 "use client";
 
-export default function SkillsPanelPage() {
+import BackToMC from "@/components/mission-control/BackToMC";
+
+export default function SkillsPage() {
   return (
-    <div className="p-6">
-      <div className="mb-6">
-        <h1 className="text-3xl font-bold text-white mb-2">🎯 Skills Panel</h1>
-        <p className="text-slate-400">Manage OpenClaw skills</p>
+    <>
+      <BackToMC />
+      <div className="p-6">
+        <div className="mb-6">
+          <h1 className="text-3xl font-bold text-white mb-2">Skills</h1>
+          <p className="text-slate-400">skills panel</p>
+        </div>
+        <div className="bg-slate-800 rounded-lg p-8 text-center">
+          <p className="text-slate-400">skills loading...</p>
+        </div>
       </div>
-      <div className="bg-slate-800 rounded-lg p-8 text-center">
-        <p className="text-slate-400">Skills panel loading...</p>
-      </div>
-    </div>
+    </>
   );
 }