add issue templates

.github/ISSUE_TEMPLATE/1question.md

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+---
+name: Question
+about: Seeking help or have a question about usage?
+labels: question
+---
+
+<!-- We can't debug your app for you, but you can ask questions and we will try to answer them.
+
+You can also ask a question in the OpenJs Slack community's #express channel:
+
+* Slack invite form: https://slack-invite.openjsf.org/
+* #express channel: https://openjs-foundation.slack.com/archives/C02QB1731FH
+
+It is super important that you paste in samples of your code (no screenshots of code, [use markdown](https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/creating-and-highlighting-code-blocks))!
+Without seeing what your code looks like, we won't be able to help you very much.
+More is better when it comes to sharing code samples if you're having a problem. -->

.github/ISSUE_TEMPLATE/2bug_report.md

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+---
+name: Bug Report
+about: Do you believe you have found a bug?
+labels: bug
+---
+
+<!-- The process for bug fixing is:
+
+- We will first assess if the behavior is different from what should occur
+- Confirm the bug is reproducible
+- Discuss how to best fix the bug
+- Work towards a fix
+-->

.github/ISSUE_TEMPLATE/3documentation.yml

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+name: Documentation issue
+description: Report a possible issue in the documentation
+labels: doc
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for submitting this issue! We'll try to triage it ASAP!
+  - type: textarea
+    id: description
+    attributes:
+      label: Description
+      description: Please provide a description of the issue
+    validations:
+      required: true
+  - type: textarea
+    id: expectations
+    attributes:
+      label: Expectations
+      description: Describe the expected behavior
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/4other.md

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+---
+name: Other
+about: I have something that isn't a bug or a question
+---