feat(blog): add MDX blog engine and first post (#71)

[fj555]

Closes #71

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@kodinaka30-ship-it is attempting to deploy a commit to the truthixify's projects Team on Vercel.

A member of the Team first needs to authorize it.

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[fj555]

Hi @truthixify , just following up on my submitted PR. I'd appreciate it if you could review. If everything looks good, I'd be grateful if you could approve it and award the associated points. Thank you!

[fj555]

Please kindly review and approve my work @truthixify

[truthixify]

Please kindly review and approve my work @truthixify

The CI is failing as you can see, make CI pass and your work will be reviewed

[fj555]

Hi @truthixify, just following up on the conflicting CI issues which I have resolved. I'd appreciate it if you could review. If everything looks good, I'd be grateful if you could approve it and award the associated points. Thank you!

[truthixify]

CI still fails. Fix src/__tests__/blog.test.tsx(10,12) where posts[0] may be undefined, then run the formatter on the flagged files and push again.