=== Week 10 Autograder ===
  ✓ PASS  found dbt_project.yml
  ✓ PASS  found packages.yml
  ✓ PASS  found profiles.yml.example
  ✓ PASS  found macros/safe_divide.sql
  ✓ PASS  found models/staging/_sources.yml
  ✓ PASS  found models/staging/stg_trips.sql
  ✓ PASS  found models/staging/stg_zones.sql
  ✓ PASS  found models/marts/fct_daily_borough_stats.sql
  ✓ PASS  found reports/answers.md
  ✓ PASS  found AI_ASSIST.md
  ✓ PASS  found singular test in tests/
  ✓ PASS  found docs/lineage.png
  ✓ PASS  Level 1: required files (10/10 pts)
  ✓ PASS  .gitignore: profiles.yml excluded
  ✓ PASS  profiles.yml.example: uses env_var() -- no hardcoded password
  ✓ PASS  profiles.yml not committed (correctly git-ignored)
  ✓ PASS  Level 2: secrets hygiene (15/15 pts)
  ✓ PASS  stg_trips.sql: uses {{ source() }} reference
  ✓ PASS  stg_trips.sql: filters NULL pickup_location_id
  ✓ PASS  stg_trips.sql: filters negative fares (fare_amount >= 0)
  ✓ PASS  stg_trips.sql: tip_pct column present
  ✓ PASS  stg_zones.sql: uses {{ source() }} and is filled
  ✓ PASS  Level 3: staging models (20/20 pts)
  ✓ PASS  fct_daily_borough_stats.sql: file filled
  ✓ PASS  mart: ref() to both stg_trips and stg_zones
  ✓ PASS  mart: JOIN to zones present
  ✓ PASS  mart: GROUP BY present
  ✓ PASS  mart: all 6 required output columns present
  ✓ PASS  Level 4: mart model (20/20 pts)
  ✓ PASS  mart YAML: dbt_utils.unique_combination_of_columns test present
  ✓ PASS  staging YAML: not_null tests present
  ✓ PASS  singular test: filled and references fct_daily_borough_stats
  ✓ PASS  Level 5: tests (15/15 pts)
  ✓ PASS  mart YAML: grain stated in model description
  ✓ PASS  mart YAML: 7 column descriptions filled
  ✓ PASS  Level 6: documentation (10/10 pts)
  ✓ PASS  reports/answers.md: 4 SQL blocks present and filled
  ✓ PASS  AI_ASSIST.md: filled (1412 chars)
  ✓ PASS  Level 7: business answers + AI log (10/10 pts)

Score: 100 / 100  (passing: 60)  pass=true