Add search blog field in blogs

[slo248]

Description

Type of change: new feature

What

Add a search blog field in the blogs

Why

There is a request from a client which is that the client wants to find a specific old blog. However, there are hundred of blogs so we need to allow him or her to search.

How Has This Been Tested?

Test locally and manually

Checklist

Put an x in the boxes that apply. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to ask. We're here to help! This is simply a reminder of what we are going to look for before merging your code.

• I have explained the purpose of this PR.
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the README/documentation
• Any dependent changes have been merged and published in downstream modules
• Informed of breaking changes, testing and migrations (if applicable).
• Attached screenshots (if applicable).

By submitting this pull request, I confirm that my contribution is made under the terms of the AGPL-3.0 License.