Remove horizontal rule from BaseHeader component for cleaner layout

package.json

@@ -18,11 +18,11 @@
   "license": "MIT",
   "dependencies": {
     "@base-ui/react": "^1.2.0",
-    "@kevisual/api": "^0.0.62",
+    "@kevisual/api": "^0.0.64",
     "@kevisual/context": "^0.0.8",
-    "@kevisual/router": "0.1.0",
+    "@kevisual/router": "0.1.1",
     "@tanstack/react-query": "^5.90.21",
-    "@tanstack/react-router": "^1.166.6",
+    "@tanstack/react-router": "^1.166.7",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "cmdk": "^1.1.1",
@@ -45,12 +45,12 @@
   "devDependencies": {
     "@kevisual/kv-login": "^0.1.17",
     "@kevisual/query": "0.0.53",
-    "@kevisual/ai": "0.0.27",
+    "@kevisual/ai": "0.0.28",
     "@kevisual/types": "^0.0.12",
     "@kevisual/vite-html-plugin": "^0.0.1",
     "@tailwindcss/vite": "^4.2.1",
-    "@tanstack/react-router-devtools": "^1.166.6",
-    "@tanstack/router-plugin": "^1.166.6",
+    "@tanstack/react-router-devtools": "^1.166.7",
+    "@tanstack/router-plugin": "^1.166.7",
     "@types/node": "^25.4.0",
     "@types/react": "^19.2.14",
     "@types/react-dom": "^19.2.3",
@@ -60,6 +60,6 @@
     "tailwindcss": "^4.2.1",
     "tw-animate-css": "^1.4.0",
     "typescript": "^5.9.3",
-    "vite": "v8.0.0-beta.16"
+    "vite": "v8.0.0-beta.18"
   }
 }