CAMEL-23045 - Generalize Google services authentication with common m…

[oscerd]

…odule - Google Vertex AI

Description

Target

• I checked that the commit is targeting the correct branch (Camel 4 uses the main branch)

Tracking

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Apache Camel coding standards and style

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• I have run mvn clean install -DskipTests locally from root folder and I have committed all auto-generated changes.

[github-actions]

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