Update issue templates (#434)

.github/ISSUE_TEMPLATE/bug_report.md

@@ -7,21 +7,28 @@ assignees: ''
 
 ---
 
-**Describe the bug**
+### Involved Module
+- [ ] UI
+- [ ] EvoSuite
+- [ ] LLM
+- [ ] Kex
+- [ ] Other (please explain)
+
+### Describe the bug
 A clear and concise description of what the bug is.
 
-**To Reproduce**
+### To Reproduce
 Steps to reproduce the behavior:
 1. Go to '...'
 2. Click on '....'
 3. Scroll down to '....'
 4. See error
 
-**Expected behavior**
+### Expected behavior
 A clear and concise description of what you expected to happen.
 
-**Screenshots**
+### Screenshots
 If applicable, add screenshots to help explain your problem.
 
-**Additional context**
+### Additional context
 Add any other context about the problem here.

.github/ISSUE_TEMPLATE/new-feature.md

@@ -7,10 +7,17 @@ assignees: ''
 
 ---
 
-# Description
+### Involved Module
+- [ ] UI
+- [ ] EvoSuite
+- [ ] LLM
+- [ ] Kex
+- [ ] Other (please explain)
+
+### Description
 *Please write the user story or the description depending on the issue.*
 
-# Definition of Done
+### Definition of Done
 * [ ]  *Please write point 1 of the Definition of Done*
 * [ ]  *Please write point 2 of the Definition of Done*
 * [ ]  ...

.github/ISSUE_TEMPLATE/refactoring.md

@@ -0,0 +1,28 @@
+---
+name: Refactoring
+about: Suggest refactoring of some code
+title: ''
+labels: 'type: refactoring'
+assignees: ''
+
+---
+
+### Involved Module
+- [ ] UI
+- [ ] EvoSuite
+- [ ] LLM
+- [ ] Kex
+- [ ] Other (please explain)
+
+### What part of the code needs refactoring?
+Please point to a specific component that needs refactoring.
+
+### What's wrong with the current implementation?
+Please explain why yoy think the code needs refactoring.
+
+### How critical is this issue?
+Does it significantly impact maintainability of the codebase?
+
+### Do you have any specific changes in mind?
+Optionally, you can suggest how the code should be refactored.
+

.github/ISSUE_TEMPLATE/testing.md

@@ -0,0 +1,31 @@
+---
+name: Testing
+about: Suggest covering some code with tests
+title: ''
+labels: 'type: testing'
+assignees: ''
+
+---
+
+### Involved Module
+- [ ] UI
+- [ ] EvoSuite
+- [ ] LLM
+- [ ] Kex
+- [ ] Other (please explain)
+
+### What part of the code needs testing?
+Please point to a specific component that needs testing.
+
+### How error-prone is this code?
+Does it contain any complex and error-prone logic?
+
+### How critical is this code?
+Would bugs here strongly affect user experience?
+
+### How much time and effort will the testing take?
+Is it a 30-minute task or does it require hours of testing? Do we need to write any fakes, mocks, or stubs?
+
+### Do you have any test scenarios in mind?
+Optionally, you can suggest how the code should be tested.
+