Merge feature/hide-improvements into master

frontend/src/components/GraphCanvas.svelte

@@ -114,9 +114,15 @@
   }
 
   function isNodeHidden(nd: { name: string; nick: string }): boolean {
-    const dn = displayName(nd).toLowerCase();
+    const dn = displayName(nd);
     for (const rule of $patchbay.hide_rules) {
-      if (dn === rule.toLowerCase()) return true;
+      try {
+        // Anchor to full match unless user already added anchors
+        const anchored = (rule.startsWith('^') || rule.endsWith('$')) ? rule : `^${rule}$`;
+        if (new RegExp(anchored, 'i').test(dn)) return true;
+      } catch {
+        if (dn.toLowerCase() === rule.toLowerCase()) return true;
+      }
     }
     return false;
   }
@@ -692,6 +698,11 @@
         renameInput = $patchbay.aliases?.[nodeContextMenu!.nodeName] ?? '';
         nodeContextMenu = null;
       }}>Rename</button>
+      <button onclick={() => {
+        const nd = $nodes.find(n => n.id === nodeContextMenu!.nodeId);
+        if (nd) addHideRule(displayName(nd));
+        nodeContextMenu = null;
+      }}>Hide</button>
       <button onclick={() => {
         fetch('/api/destroy-node', {
           method: 'POST',