feat: provide HA instance via `compose.yaml`

[palazzem]

Related Issues

n/a

Proposed Changes:

Provides a Docker container defined in a compose.yaml, to spin up a Home Assistant stable version where developers can test their changes. This method is optional, so developers can still test the way they want their changes.

Testing:

Start the container through docker compose up -d and install the integration as you would normally do.

Extra Notes (optional):

n/a

Checklist

• [x] Related issues and proposed changes are filled
• [x] Tests are defining the correct and expected behavior
• [x] Code is well-documented via docstrings

[coveralls]

Pull Request Test Coverage Report for Build 7064072099

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 94.249%

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Totals
Change from base Build 6797828297:	0.0%
Covered Lines:	504
Relevant Lines:	536

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💛 - Coveralls