Add issue templates

Closes #567

.github/ISSUE_TEMPLATE/bug.yml

@@ -0,0 +1,32 @@
+name: Error or Problem
+description: Report issues with Hangar's website or backend
+body:
+  - type: textarea
+    attributes:
+      label: Observed/problematic behavior
+      description: What you saw.
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Expected behavior
+      description: What you expected to see.
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Steps to reproduce
+      description: This may include a video, link to a broken Hangar page, or detailed instructions to help reconstruct the issue.
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Other
+      description: |
+        Please include other helpful information below.
+        The more information we receive, the quicker and more effective we can be at finding the solution to the issue.
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: false
+contact_links:
+  - name: HangarMC Discord
+    url: https://discord.gg/zvrAEbvJ4a
+    about: If you are having smaller issues or have a general question, come ask us on our Discord server

.github/ISSUE_TEMPLATE/feature-request.yml

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+name: Feature Request
+description: Suggest a feature for Hangar
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Please be as detailed as possible so that we may consider and review the request easier. We ask that you search all the issues to avoid a duplicate feature request. If one exists, please reply if you have anything to add.
+
+  - type: textarea
+    attributes:
+      label: Is your feature request related to a problem?
+      description: Please give some context for this request. Why do you want it added?
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Describe the solution you'd like.
+      description: A clear and concise description of what you want.
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Describe alternatives you've considered.
+      description: List any alternatives you might have tried to get the feature you want.
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Other
+      description: Add any other context or screenshots about the feature request below.
+    validations:
+      required: false
+
+  - type: markdown
+    attributes:
+      value: |
+        Before submitting this feature request, please search our issue tracker to ensure your feature has not
+        already been requested.