Improve the docu issue template

.github/ISSUE_TEMPLATE/documentation-improvement.md

@@ -11,19 +11,44 @@ about: Suggest an improvement or report a bug in the documentation
 
 **Description**
 
-<!-- Provide a clear and concise description of the potential documentation improvement.-->
+<!-- Provide a detailed description of the documentation improvement you are proposing.
+Explain WHAT is required and any relevant details.
+Try to answer the following questions:
+- What areas of the documentation need improvement?
+- Are there any specific sections that need to be clarified or added? Provide the link.
+- Are there any known constraints or limitations with the current documentation?-->
 
-**Area**
+**Reasons**
 
-<!-- Provide the area the document refers to. For example, write: 
-* Application Connector
-* Event Mesh
-* Kyma Environment Broker
-* Rafter -->
+<!-- Explain why this documentation improvement is necessary or beneficial.
+Try to answer the following questions:
+- How does this documentation improvement benefit users, contributors, or maintainers?
+- What specific use cases or scenarios does it address?
+- How does it enhance the overall understanding or usability of the project?. -->
+
+**Acceptance Criteria**
+
+<!--
+Define the specific requirements that must be met for this documentation improvement to be considered complete.
+Use clear, measurable, and testable criteria.
+Acceptance criteria might include:
+- Clarification of specific concepts or procedures.
+- Addition of new examples or use cases.
+- Updating outdated information or deprecated features.
+Example:
+- All installation procedures must be clearly documented with step-by-step instructions.
+- Code examples should be added to illustrate usage of new features.
+-->
 
-**Reasons**
+**Testing Strategy (DoD)**
 
-<!-- Explain why we should improve the document. -->
+<!--
+Outline the strategy for reviewing and testing this documentation improvement to ensure it meets the acceptance criteria.
+Consider what constitutes the "Definition of Done" (DoD).
+Include details on:
+- Review by technical writers, developers, or contributors for accuracy and clarity.
+- Testing the instructions and examples in a real-world or simulated environment.
+-->
 
 **Assignees**