Centralize GitHub workflows and add code coverage #1

Job	Run time
OSX - Setup and Cache Dependencies	54s
Linux - Create build container	5s
Windows - Unit & Integration Tests (3.13)	3m 34s
Windows - Unit & Integration Tests (3.8)	3m 31s
Windows - Functional Tests (3.13)	6m 11s
Windows - Functional Tests (3.8)	6m 9s
Windows - Unit & Integration Tests (3.6)	3m 35s
Windows - Functional Tests (3.6)	6m 10s
Linux - Docker Runner Tests (3.12)	4m 38s
Linux - Docker Runner Tests (3.9)	4m 30s
Linux - Conan unittests (3.12.3)	1m 29s
Linux - Conan integration (3.12.3)	1m 28s
Linux - Conan functional (3.12.3)	1m 27s
Linux - Conan unittests (3.9.2)	1m 27s
Linux - Conan integration (3.9.2)	1m 26s
Linux - Conan functional (3.9.2)	1m 25s
Linux - Conan unittests (3.8.6)	1m 24s
Linux - Conan integration (3.8.6)	1m 26s
Linux - Conan functional (3.8.6)	1m 27s
Linux - Conan unittests (3.6.15)	1m 28s
Linux - Conan integration (3.6.15)	1m 27s
Linux - Conan functional (3.6.15)	1m 26s
OSX - Conan ${{ matrix.test-type }} (${{ matrix.python-version }})	0s
Deploy to TestPyPI	0s
code_coverage	1s
	56m 38s

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