ActiveRecord::RecordNotUnique: PG::UniqueViolation: ERROR: duplicate key value violates unique constraint "uniq_email_acts"

[lpirola]

https://sentry.io/nossas-cidades/bonde-server/issues/408366075/

PG::UniqueViolation: ERROR:  duplicate key value violates unique constraint "uniq_email_acts"
DETAIL:  Key (lower(email::email::text))=(*******@gmail.com) already exists.

  app/controllers/widgets/fill_controller.rb:25:in `find_or_create_activist'
    Activist.by_email(activist_params[:email]) || Activist.create!(activist_params.merge(:name => activist_name))
  app/controllers/widgets/fill_controller.rb:8:in `create'
    @activist = find_or_create_activist
...
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ActiveRecord::RecordNotUnique: PG::UniqueViolation: ERROR:  duplicate key value violates unique constraint "uniq_email_acts"
DETAIL:  Key (lower(email::email::text))=(***********@gmail.com) already exists.
: INSERT INTO "activists" ("email", "name", "created_at", "updated_at") VALUES ($1, $2, $3, $4) RETURNING "id"

ActiveRecord::RecordNotUnique: PG::UniqueViolation: ERROR:  duplicate key value violates unique constraint "uniq_email_acts"
DETAIL:  Key (lower(email::email::text))=(*********@gmail.com) already exists.
: INSERT INTO "activists" ("email", "name", "created_at", "updated_at") VALUES ($1, $2, $3, $4) RETURNING "id"