[Feature]: Enhance check_and_validate_pod function features

[LorenzoTettamanti]

Is your feature request related to a problem?

• Yes

Problem Description:

Right now, the check_and_validate_pod only scans for already existing sidecar proxies and namespace annotations

Solution:

Enhance the features of check_and_validate_pod function adding:

• Open ports scanning
• Redirects TCP traffic through the sidecar proxy, except for some exempted ports
• Supports exclusion of ports with annotations

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