feat: add video showcase for projects / appearance / templates

[abuaboud]

What does this PR do?

Fixes # (issue)

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2 out of 3 committers have signed the CLA.

✅ AbdulTheActivePiecer
✅ abuaboud
❌ ashrafsamhouri
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✅ Successfully ran 3 targets

• nx affected --target=build -c production --parallel=3
• nx affected --target=lint --parallel=3
• nx run-many --target=test --projects=engine,shared,server-api --parallel=3

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