Add security configuration for access and permissions

[gaiksaya]

Description

Add security configuration for access and permissions. We want the nightly playgrounds to be always read-only by default.
Only admin has access to index data

Issues Resolved

#129

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

❗ No coverage uploaded for pull request base (main@ebb2ca8). Click here to learn what that means.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #140   +/-   ##
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  Coverage        ?   85.00%           
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  Files           ?        1           
  Lines           ?       20           
  Branches        ?        3           
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  Hits            ?       17           
  Misses          ?        3           
  Partials        ?        0           

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