Generalize Workflow

[Mistermycelium]

We need the workflow generalized to take in any of our modpacks, and expect a greylist.txt containing a string like

tonsit-InteractWhileBuilding-1.0.0
coemt-ProtectYourSeed-0.0.5
TastyChickenLegs-TreesReborn-1.0.8
VentureValheim-Venture_Location_Reset-0.8.0
Smoothbrain-ShutUp-1.0.2
blacks7ar-Hunting-1.3.1
Smoothbrain-DarwinAwards-1.0.6
VentureValheim-Venture_Multiplayer_Tweaks-0.10.0
OdinPlus-OdinsFoodBarrels-1.0.17
Nextek-SpeedyPaths-1.0.8
RustyMods-BuildableBossStones-1.0.4
OhhLoz-HoneyPlus-5.3.2
blacks7ar-BeeKeeper-1.0.2
Cooleyy-EasySpawner-1.6.1
Smoothbrain-Farming-2.1.12
OdinPlus-PlantIt-0.1.5
Advize-PlantEverything-1.16.2
Azumatt-XRayVision-2.2.1
DeeJay-CustomSeed-1.0.0```

and to create the README.md for the repo prior to uploading

[fclante]

@Mistermycelium Could we close this?