ViewComponent/view_component v3.0.0.rc2

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• BREAKING: Rename SlotV2 to Slot and SlotableV2 to Slotable.

  Joel Hawksley

• BREAKING: Incorporate PolymorphicSlots into Slotable. To migrate, remove any references to PolymorphicSlots as they are no longer necessary.

  Joel Hawksley

• BREAKING: Rename private TestHelpers#controller, #build_controller, #request, and #preview_class to avoid conflicts. Note: While these methods were undocumented and marked as private, they was easily accessible in tests. As such, we're cautiously considering this to be a breaking change.

  Joel Hawksley

• Avoid loading ActionView::Base during Rails initialization. Originally submitted in #1528.

  Jonathan del Strother

• Improve documentation of known incompatibilities with Rails form helpers.

  Tobias L. Maier

• Remove dependency on environment task from view_component:statsetup.

  Svetlin Simonyan

• Add experimental config.view_component.capture_compatibility_patch_enabled option resolving rendering issues related to forms, capture, turbo frames, etc.

  Blake Williams

• Add #content? method that indicates if content has been passed to component.

  Joel Hawksley

• Added example of a custom preview controller.

  Graham Rogers

• Add Krystal to list of companies using ViewComponent.

  Matt Bearman

• Add Mon Ami to list of companies using ViewComponent.

  Ethan Lee-Tyson