feat(forms): Add checkboxes on issue forms (#1915)

* feat(forms): Add checkboxes on issue forms

* whoops

.github/ISSUE_TEMPLATE/app_request.yaml

@@ -25,3 +25,13 @@ body:
         Like documentation, github repo, container image, etc
     validations:
       required: true
+  - type: checkboxes
+    attributes:
+      label: I've read and agree with the following
+      options:
+        - label: I've checked all open and closed issues and my request is not there.
+          required: true
+        - label: I've checked all open and closed pull requests and my request is not there.
+          required: true
+        - label: I've checked the [website](https://truecharts.org/apps/app-requests/) and my request is not there.
+          required: true

.github/ISSUE_TEMPLATE/bug_report.yaml

@@ -120,3 +120,10 @@ body:
       description: Add any other context about the problem here.
     validations:
       required: true
+  - type: checkboxes
+    id: terms
+    attributes:
+      label: I've read and agree with the following
+      options:
+        - label: I've checked all open and closed issues and my issue is not there.
+          required: true

.github/ISSUE_TEMPLATE/feature_request.yaml

@@ -33,3 +33,11 @@ body:
       description: Add any other context or screenshots about the feature request here.
     validations:
       required: true
+  - type: checkboxes
+    attributes:
+      label: I've read and agree with the following
+      options:
+        - label: I've checked all open and closed issues and my request is not there.
+          required: true
+        - label: I've checked all open and closed pull requests and my request is not there.
+          required: true