Change default content for Blog posts to have better demo with Tags

Problem/Motivation

Having Lorem Ipsum text
No tags in blog posts

Proposed resolution

Change to AI generated demo content about varbase
Add tags to blog posts

Remaining tasks

• ✅ File an issue about this project
• ✅ Addition/Change/Update/Fix to this project
• ✅ Testing to ensure no regression
• ➖ Automated unit/functional testing coverage
• ➖ Developer Documentation support on feature change/addition
• ➖ User Guide Documentation support on feature change/addition
• ➖ UX/UI designer responsibilities
• ➖ Accessibility and Readability
• ✅ Code review from 1 Varbase core team member
• ✅ Full testing and approval
• ✅ Credit contributors
• ✅ Review with the product owner
• ✅ Update Release Notes and Update Helper on new feature change/addition
• ✅ Release varbase-10.0.0-rc3, varbase_demo-1.0.2

Varbase update type

• ✅ No Update
• ➖ Optional Update
• ➖ Forced Update
• ➖ Forced Update if Unchanged

User interface changes

API changes

• N/A

Data model changes

• N/A

Release notes snippet

• Issue #3443979: Changed default content for Blog posts to have better demo with Tags