* create helper module to find all logs for a given user that have duplicates
write associated tests
update methods on user model to retrieve logs related to a given user
create a scope on logs to retrieve logs created by a given user
* check for duplicates and display notification banner on the index page where appropriate
tests to cover the desired behaviour
* alter duplicate logs helper to return duplicates in a format that can be passed through the params
update associated tests
* create user journey to view duplicate sets adn navigate to a given set
create a new route and add it to the link from the logs index page
create controller method and related view file
* update path for duplicate logs in routes, update factories, refactor duplicates scope to eliminate raw sql
* write tests for the duplicate logs index page
* correct linting errors
* minor amendments from code review.
* temp
* Refactor
* Create a scope for duplicate groups
* fixes
* lint
* Update controller specs
* Put duplicate sets count behind a feature flag
* refactor index
* Update duplicate_sets_count
* Update scopes
* tests
* pass in original log id
* tests
* Add duplicate index page content
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Co-authored-by: Kat <katrina@kosiak.co.uk>