docs: fill meta and enhancement issue templates

.github/ISSUE_TEMPLATE/enhancement.yml

@@ -0,0 +1,18 @@
+name: Enhancement Issue
+description: Request improvements to the theme here!
+labels: [ enhancement ]
+body:
+  - type: checkboxes
+    attributes:
+      label: Is there an existing issue outlining your improvement?
+      description: Please search to see if your improvement has already been raised as an issue.
+      options:
+        - label: I have searched the existing issues and my improvement has not been raised yet.
+          required: true
+  - type: textarea
+    attributes:
+      label: What would you like to see added and/or changed?
+      description: Make sure to mention why you think this is an improvement!
+      placeholder: I think the the tree selection highlight should be lighter because...
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/meta.yml

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+name: Meta Issue
+description: Raise any issue regarding the repository here!
+body:
+  - type: checkboxes
+    attributes:
+      label: Is there an existing issue outlining your problem?
+      description: Please search to see if an issue already exists for your problem.
+      options:
+        - label: I have searched the existing issues and they do not solve my problem.
+          required: true
+  - type: textarea
+    attributes:
+      label: Describe your issue.
+      description: Bugs such as missing highlights should be raised under a [Bug Report](https://github.com/catppuccin/jetbrains/issues/new?assignees=&labels=&template=bug.yml).
+      placeholder: The README is missing crucial information such as...
+    validations:
+      required: true