feat: implement persistence system with visual highlighting and auto-reset on export

.qwen/settings.json

@@ -0,0 +1,14 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(npm run *)",
+      "Bash(git checkout *)",
+      "Bash(git merge *)",
+      "Bash(npx *)",
+      "Bash(git commit *)",
+      "Bash(git show *)",
+      "Bash(diff *)"
+    ]
+  },
+  "$version": 3
+}

.qwen/settings.json.orig

@@ -0,0 +1,7 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(npm run *)"
+    ]
+  }
+}