[Task]: Enrich YAML supports for IOs, turnkey transforms

[liferoad]

What needs to happen?

This involves:

• Track and prioritize the current YAML issues (https://github.com/apache/beam/issues?q=is%3Aissue%20state%3Aopen%20%20%20label%3Ayaml%20)
• Implement these new features for Beam YAML

Issue Priority

Priority: 2 (default / most normal work should be filed as P2)

Issue Components

• Component: Python SDK
• Component: Java SDK
• Component: Go SDK
• Component: Typescript SDK
• Component: IO connector
• Component: Beam YAML
• Component: Beam examples
• Component: Beam playground
• Component: Beam katas
• Component: Website
• Component: Infrastructure
• Component: Spark Runner
• Component: Flink Runner
• Component: Samza Runner
• Component: Twister2 Runner
• Component: Hazelcast Jet Runner
• Component: Google Cloud Dataflow Runner