dcc: refactor input #243

Job	Run time
Build Dash Package	3m 2s
Detect Relevant Path Changes	7s
Table Server Tests (Group 1)	14m 42s
Table Server Tests (Group 2)	14m 35s
Table Server Tests (Group 3)	13m 52s
Table Unit/Lint Tests (Python 3.12)	1m 47s
Typing Tests	2m 49s
Run Background & Async Callback Tests (Python ${{ matrix.python-version }})	-1s
	50m 53s

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