Update markdown viewer (same as editor preview) and add image upload to editor

[Megha-Dev-19]

Resolves #929

[Megha-Dev-19]

@race-of-sloths include

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Current status: executed

Reviewer	Score
@petersalomonsen	13

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[Tguntenaar]

@Megha-Dev-19 some of the tests are failing.

[race-of-sloths]

❌ PR inactive

This PR has been inactive for two weeks. It's now marked as stale.

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[Megha-Dev-19]

@race-of-sloths include

[petersalomonsen]

@race-of-sloths score 13. Huge effort to get the markdown viewer consistent across the whole portal. Also great to see the feature for uploading images, and that tests are updated and confirming that everything still works as it should.

[race-of-sloths]

🏆 Score recorded!

It looks like @petersalomonsen provided a score of 13. Huge effort to get the markdown viewer consistent across the whole portal. Also great to see the feature for uploading images, and that tests are updated and confirming that everything still works as it should., but based on our Fibonacci scoring rules, we've adjusted it to 0.

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We accept only the following Fibonacci numbers [0, 1, 2, 3, 5, 8, 13] for scoring

[petersalomonsen]

@race-of-sloths score 13