Improve issue templates & add PR template (#7051)

* improved feature suggestion template

* added test case chapter to bug report template

* PR wording

* added PR template

* improved formatting in issue template

* removed checkbox for concept due to new GH discussions process

* improved wording

* improved PR todo list

* amended PR checklist; minor rewording

* removed duplicate wording

* add securtiy check section to contribution guide

.github/ISSUE_TEMPLATE/---1-report-an-issue.md

@@ -8,7 +8,11 @@ assignees: ''
 ---
 
 ### New Issue Checklist
-<!-- Please check the following boxes [ ] -> [x] before submitting your issue. Click the "Preview" tab for better readability. Thanks for reporting issues back to Parse Server! -->
+<!--
+    Please check the following boxes [x] before submitting your issue.
+    Click the "Preview" tab for better readability.
+    Thanks for contributing to Parse Server!
+-->
 
 - [ ] I am not disclosing a [vulnerability](https://github.com/parse-community/parse-server/blob/master/SECURITY.md).
 - [ ] I am not just asking a [question](https://github.com/parse-community/.github/blob/master/SUPPORT.md).
@@ -27,6 +31,16 @@ assignees: ''
 ### Expected Outcome
 <!-- What outcome, for example query result, did you expect? -->
 
+### Failing Test Case / Pull Request
+<!--
+    Check one of the following boxes [x] if you added a PR and add the link.
+    See the contribution guide for how add a test cases:
+    https://github.com/parse-community/parse-server/blob/master/CONTRIBUTING.md
+-->
+
+- [ ] 🤩 I submitted a PR with a fix and a test case.
+- [ ] 🧐 I submitted a PR with a failing test case.
+
 ###  Environment
 <!-- Be specific with versions, don't use "latest" or semver ranges like "~x.y.z" or "^x.y.z". -->
 

.github/ISSUE_TEMPLATE/---2-feature-request.md

@@ -7,14 +7,28 @@ assignees: ''
 
 ---
 
-**Is your feature request related to a problem? Please describe.**
-A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+### New Feature / Enhancement Checklist
+<!--
+    Please check the following boxes [x] before submitting your issue.
+    Click the "Preview" tab for better readability.
+    Thanks for contributing to Parse Server!
+-->
 
-**Describe the solution you'd like**
-A clear and concise description of what you want to happen.
+- [ ] I am not disclosing a [vulnerability](https://github.com/parse-community/parse-server/blob/master/SECURITY.md).
+- [ ] I am not just asking a [question](https://github.com/parse-community/.github/blob/master/SUPPORT.md).
+- [ ] I have searched through [existing issues](https://github.com/parse-community/parse-server/issues?q=is%3Aissue).
 
-**Describe alternatives you've considered**
-A clear and concise description of any alternative solutions or features you've considered.
+### Current Limitation
+<!-- Which current limitation is the feature or enhancement addressing? -->
 
-**Additional context**
-Add any other context or screenshots about the feature request here.
+### Feature / Enhancement Description
+<!-- What is the concept of the functionality and how should it be implemented? -->
+
+### Example Use Case
+<!-- What is an example use case in steps (1. / 2. / 3. / etc.) that describes the functionality? -->
+
+### Alternatives / Workarounds
+<!-- Which alternatives or workarounds exist currently? -->
+
+### 3rd Party References
+<!-- Have you seen a similar functionality provided somewhere else? -->

.github/PULL_REQUEST_TEMPLATE/pull_request_template.md

@@ -0,0 +1,30 @@
+### New Pull Request Checklist
+<!--
+    Please check the following boxes [x] before submitting your issue.
+    Click the "Preview" tab for better readability.
+    Thanks for contributing to Parse Server!
+-->
+
+- [ ] I am not disclosing a [vulnerability](https://github.com/parse-community/parse-server/blob/master/SECURITY.md).
+- [ ] I am creating this PR in reference to an [issue](https://github.com/parse-community/parse-server/issues?q=is%3Aissue).
+
+### Issue Description
+<!-- Add a brief description of the issue this PR solves. -->
+
+Related issue: FILL_THIS_OUT
+
+### Approach
+<!-- Add a description of the approach in this PR. -->
+
+### TODOs before merging
+<!--
+    Add TODOs that need to be completed before merging this PR.
+    Delete suggested TODOs that do not apply to this PR.
+-->
+
+- [ ] Add test cases
+- [ ] Add entry to changelog
+- [ ] Add changes to documentation (guides, repository pages, in-code descriptions)
+- [ ] Add [security check](https://github.com/parse-community/parse-server/blob/master/CONTRIBUTING.md#security-checks)
+- [ ] Add new Parse Error codes to Parse JS SDK <!-- no hard-coded error codes in Parse Server -->
+- [ ] ...