[WIP] docs: provide TS version of code snippets

[kark]

Summary

Add TS version of code snippets.

As mentioned in the docs:

Example files must be added in the ./src/code-examples/ folder of the website

Snippets:

Kacper

• /help-needed - 1
• /migrating-from-project-level-custom-applications - 2
• /integrate-with-your-own-api - 3
• /development/data-fetching - 7
• /development/ui-components - 5
• /api-reference/application-config - 1
• /api-reference/commercetools-frontend-application-shell-connectors - 4
• /api-reference/commercetools-frontend-permissions - 1

Rotimi

• /development/testing - 10
• /api-reference/commercetools-frontend-actions-global - 9
• /development/translations - 4

Douglas

• /development/forms - 15
• /development/notifications - 7

Carlos

• /api-reference/commercetools-frontend-application-shell - 7
• /api-reference/commercetools-frontend-application-components - 14
• /development/permissions - 4

Total: 94

[changeset-bot]

⚠️ No Changeset found

Latest commit: 85d17eb

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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[github-actions]

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