Add in new field Local Contexts

[lamtu1]

FEATURE: Create a new field of local_contexts into OD2.

TASKS Part #1: Ingest New Field

• [x] Add field https://opaquenamespace.org/ns/localContexts to generic_metadata field (This is include as searchable, index, allow multiple selection)
• [x] Maybe? Add this field to other areas [e.g. video_metadata, document_metadata, image_metadata] >> (This is inherit by generic_metadata)
• [x] Add field to generic_metadata to display on form in the ORDER_TERMS & ORDER_PROPERTIES
• [x] Test on searchable in collection and main search
• [x] Create a facet to sort out local context by the label (Add new facet) [from blacklight_config] (search within currently not working with new facet)

TASKS Part #2: Ingest in the form

• [x] Make it a controlled_properties (Double Check on it)
• [x] Create the YML file to host all the id and term
• [x] Create a local_context_service to fetch the QAAuthority & spec to go with it
• [x] Create a dropdown field in the work form & make it multi_value (making it not a requirement)
• [x] ~Make a work_symbol in form? (Setup a method for it to know where to access the variable being store)~
• [x] Making it similar to creative common field dropdown (use label page URLs for field values)
• [x] Create an update to the generic_indexer to add this new field in tesim & ssim

TASKS Part #3: Display

• [x] Add in locale for languages
• [x] Upload icon for display
• [x] On show page, display TK and BC on below the section of the iiif_viewer on work show page and label icons and label title in metadata on work show page
• [x] Create Explanatory webpage for Local Contexts labels (TK/BC labels) exists in Oregon Digital [Metadata team is doing this] (~Maybe look into display it in collection if file set has it~)
• [x] Linked as appropriate from show page
• [x] Add metadata fields to MAP [Metadata team will cover this]

[lamtu1]

fixes #3029

[lamtu1]

IMAGE: Showing the temp display (may revise after feedback to change it)

[CGillen]

Is the superseded by #3126? or should this merge first then that?

[lamtu1]

@CGillen This should merge first as a hierarchy for the other PR that is depend on this PR.