Updated issue templates (#4600)

Co-authored-by: Ng Kiat Siong <kiatsiong.ng@gmail.com>

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,57 @@
+name: 🐛 Bug report
+description: File a bug/issue
+title: "[BUG] <title>"
+labels: ["bug", "review needed"]
+body:
+  - type: checkboxes
+    attributes:
+      label: Is there an existing issue for this?
+      description: Please search to see if an issue already exists for the bug you encountered.
+      options:
+        - label: I have searched the existing issues
+          required: true
+  - type: textarea
+    attributes:
+      label: Current Behavior
+      description: A concise description of what you're experiencing.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Expected Behavior
+      description: A concise description of what you expected to happen.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Steps To Reproduce
+      description: Steps to reproduce the behavior.
+      placeholder: |
+        1. In this environment...
+        1. With this config...
+        1. Run '...'
+        1. See error...
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Environment
+      description: |
+        examples:
+          - **OpenMage**: 20.12.2
+          - **php**: 7.4
+      value: |
+        - OpenMage:
+        - php:
+      render: markdown
+    validations:
+      required: false
+  - type: textarea
+    attributes:
+      label: Anything else?
+      description: |
+        Links? References? Anything that will give us more context about the issue you are encountering!
+        
+        Tip: You can attach images or log files by clicking this area to highlight it and then dragging files in.
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/developer-experience.yml

@@ -0,0 +1,32 @@
+name: 👀 Developer experience
+description: Issues related to customization, extensibility, modularity
+title: "<title>"
+labels: ["review needed"]
+body:
+  - type: textarea
+    attributes:
+      label: Summary
+      description: Describe the issue you are experiencing. Include general information, error messages, environments, and so on.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Examples
+      description: Provide code examples or a patch with a test (recommended) to clearly indicate the problem.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Proposed solution
+      description: Suggest your potential solutions for this issue.
+    validations:
+      required: false
+  - type: textarea
+    attributes:
+      label: Anything else?
+      description: |
+        Links? References? Anything that will give us more context about the issue you are encountering!
+        
+        Tip: You can attach images or log files by clicking this area to highlight it and then dragging files in.
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,39 @@
+name: 🚀 Feature request
+description: Suggest an idea or feature request
+title: "[FEAT] <title>"
+labels: ["new feature", "review needed"]
+body:
+  - type: checkboxes
+    attributes:
+      label: Is there an existing issue for this?
+      description: Please search to see if an issue already exists for the bug you encountered.
+      options:
+        - label: I have searched the existing issues
+          required: true
+  - type: textarea
+    attributes:
+      label: Description
+      description: Describe the feature you would like to add.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Expected Behavior
+      description: What is the expected behavior of this feature? How is it going to work?
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Benefits
+      description: How do you think this feature would improve OpenMage?
+    validations:
+      required: false
+  - type: textarea
+    attributes:
+      label: Anything else?
+      description: |
+        Links? References? Anything that will give us more context about the issue you are encountering!
+        
+        Tip: You can attach images or log files by clicking this area to highlight it and then dragging files in.
+    validations:
+      required: false