feat: flux cd chart store and common wrapper service changes

[kartik-579]

Description

Fixes #

Checklist:

• The title of the PR states what changed and the related issues number (used for the release note).
• Does this PR requires documentation updates?
• I've updated documentation as required by this PR.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have tested it for all user roles.
• I have added all the required unit/api test cases.

Does this PR introduce a user-facing change?

[sonarqubecloud]

Quality Gate failed

Failed conditions
4.7% Duplication on New Code (required ≤ 3%)

See analysis details on SonarQube Cloud