feat: add Docsearch to 404 page

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -1,6 +1,6 @@
 name: 🐛 Bug Report
 description: Something isn't working as expected? Report your bugs here.
-labels: [bug]
+labels: ['bug', 'needs triage']
 body:
   - type: markdown
     attributes:

.github/ISSUE_TEMPLATE/feature-request.yml

@@ -1,6 +1,5 @@
 name: 🚀 Feature request
 description: Suggest an improvement.
-title: Suggest an improvement
 labels: [proposal]
 assignees: []
 body: