Update: Improve blog cover and reduce category (apache#325)

Author: fenbox

blog/answer-1.5.0-release/index.md

@@ -1,6 +1,6 @@
 ---
 date: 2025-04-30
-title: "Answer 1.5.0: New Sidebar Layout & Tag Merge Feature"
+title: "Apache Answer 1.5.0: New Sidebar Layout & Tag Merge"
 authors: [shuai]
 category: Release
 featured: true
@@ -50,4 +50,4 @@ Added a tag merge feature for administrators and moderators. After merging, ques
 A big thanks to all contributors who helped develop this release (sorted by GitHub ID):
 [@hgaol](https://github.com/hgaol), [@LinkinStars](https://github.com/LinkinStars), [@seiyab](https://github.com/seiyab), [@shuashuai](https://github.com/shuashuai), [@sy-records](https://github.com/sy-records), [@xuthus5](https://github.com/xuthus5)
 
-Your contributions made this release even better! 🚀
+Your contributions made this release even better! 🚀

blog/deploy-answer-https/index.md

@@ -2,7 +2,7 @@
 date: 2024-01-26
 title: "How to Access Answer Using HTTPS"
 authors: [LinkinStar]
-category: Tech
+category: Tutorials
 featured: true
 image: [email protected]
 description: "Got your Answer server up and running? Now, let's take it to the next level with HTTPS with the tutorials."
@@ -99,4 +99,4 @@ your.answer.domain {
 }
 ```
 
-Of course, you can also install Caddy using other methods, such as using the binary file, etc. All in all, I wish you can follow this blog to deploy Answer with HTTPS successfully. If you have any questions, please feel free to leave a question on [Meta](https://meta.answer.dev/). We will try our best to help you.
+Of course, you can also install Caddy using other methods, such as using the binary file, etc. All in all, I wish you can follow this blog to deploy Answer with HTTPS successfully. If you have any questions, please feel free to leave a question on [Meta](https://meta.answer.dev/). We will try our best to help you.

blog/why-the-answer-plugin-system-was-designed-this-way/index.md

@@ -2,7 +2,7 @@
 date: 2023-07-22
 title: The Packaging Process for Answer Plugins
 authors: [LinkinStar]
-category: Tech
+category: Tutorials
 featured: true
 image: [email protected]
 description: "Let's discuss the design and implementation of the plugin system for Answer, and know why we design this way."
@@ -80,4 +80,4 @@ Using [xcaddy](https://github.com/caddyserver/xcaddy/) can easy to make custom b
 In this blog post, we discussed the design and implementation of the plugin system for Answer, a popular open-source Q&A platform. 
 We discussed the motivation behind the design, and the features and principles of the plugin system, and provided a step-by-step guide on implementation. 
 If you are interested in developing plugins for Answer, please feel free to leave us a comment. 
-We will also write an article on how to implement an Answer plugin from scratch, so stay focused!
+We will also write an article on how to implement an Answer plugin from scratch, so stay focused!