New blog on self-managed OpenSearch Dashboards

[madhankb]

Description

Added new blog content as per - https://github.com/opensearch-project/project-website/blob/main/BLOG_GUIDE.md#images

Issues Resolved

[List any issues this PR will resolve]

Check List

• [ ] Commits are signed per the DCO using --signoff

By submitting this pull request, I confirm that my contribution is made under the terms of the BSD-3-Clause License.

[madhankb]

@natebower - I have reviewed and updated the changes.

[madhankb]

@natebower - Completed the remaining commits. Also, I see we have generalised the term "self-managed Dashboards" in the blog so similarly can we consistently mention "managed service" throughout the blog?

[natebower]

@natebower - Completed the remaining commits. Also, I see we have generalised the term "self-managed Dashboards" in the blog so similarly can we consistently mention "managed service" throughout the blog?

I'm always a fan of consistency, but I think you're probably good to go now as written 😄.

[madhankb]

@natebower - Line 64 has to be corrected. This is the right command - docker build --tag=opensearch-dashboards-no-security .(with a period)

[natebower]

@natebower - Line 64 has to be corrected. This is the right command - docker build --tag=opensearch-dashboards-no-security .(with a period)

That's fine with me. Otherwise, LGTM 😄

[madhankb]

Modified line 64. All done from my end.

[madhankb]

@pajuric - Updated the blog date and new meta data.

[pajuric]

@nateynateynate @krisfreedain - Blog is ready for release today. Let's publish.