What tools can I use to set up continuous workflows that automatically detect bugs, enforce style guides, and measure code standards before deployment?

We ask the same underlying question in different ways.

• What tools can I use to set up continuous workflows that automatically detect bugs, enforce style guides, and measure code standards before deployment?
• I need to implement automated checks in my CI/CD pipeline to catch bugs, ensure style guide compliance, and track code standards prior to deployment. What software options are available?
• I need to build a pipeline that catches bugs, checks style compliance, and evaluates code standards automatically prior to deployment. What software should I use?