feat: blocks (#3094)

.github/ISSUE_TEMPLATE/block_request.yml

@@ -0,0 +1,27 @@
+name: "Request a block"
+description: "Request a new block for shadcn/ui."
+title: "[blocks]: "
+labels: ["area: blocks", "area: request"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        ### Thanks for taking the time to create a block request! Please search open/closed requests before submitting, as the block or a similar one may have already been requested.
+
+  - type: textarea
+    id: block-description
+    attributes:
+      label: Description
+      description: Tell us about your block request
+      placeholder: "A dashboard for an e-commerce website showing sales, orders, and customers..."
+    validations:
+      required: true
+
+  - type: input
+    id: block-example-url
+    attributes:
+      label: Example
+      description: Link to an example of the block
+      placeholder: ex. https://example.com
+    validations:
+      required: false