You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: fomo_personalization_strategy.rb
    path of file: ./repos/coursemology2/app/controllers/concerns/course/lesson_plan/strategies
    
    the code of the file until where you have to start completion: # frozen_string_literal: true
class Course::LessonPlan::Strategies::FomoPersonalizationStrategy <
  Course::LessonPlan::Strategies::BasePersonalizationStrategy
  MIN_LEARNING_RATE = 0.67
  MAX_LEARNING_RA
    
  def shift_start_at(personal_time, reference_time, personal_point, reference_point, learning_rate_ema)
    if personal_time.start_at > Time.zone.now
      personal_time.start_at =
        round_to_date(
          personal_point + ((reference_time.start_at - reference_point) * learning_rate_ema),
          @course_tz
        )
    end