docs: sync documentation with codebase

Fixes identified by doc-guardian audit:

Critical fixes:
- DATABASE_SCHEMA.md: Fix staging model name stg_police__crimes → stg_toronto__crime
- DATABASE_SCHEMA.md: Update mart model names to match actual dbt models
- CLAUDE.md: Fix errors/ description (no handlers module exists)
- scripts/etl/toronto.sh: Fix parser module references to actual modules

Stale fixes:
- CONTRIBUTING.md: Add make typecheck, test-cov; fix make ci description
- PROJECT_REFERENCE.md: Document services/, callback modules, all Makefile targets
- CLAUDE.md: Expand Makefile commands, add plugin documentation

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

scripts/etl/toronto.sh

@@ -39,14 +39,14 @@ case "$MODE" in
     --full)
         log "Running FULL data reload..."
 
-        log "Step 1/4: Parsing neighbourhood data..."
-        python -m portfolio_app.toronto.parsers.neighbourhoods 2>&1 | tee -a "$LOG_FILE"
+        log "Step 1/4: Parsing neighbourhood/geographic data..."
+        python -m portfolio_app.toronto.parsers.geo 2>&1 | tee -a "$LOG_FILE"
 
-        log "Step 2/4: Parsing census data..."
-        python -m portfolio_app.toronto.parsers.census 2>&1 | tee -a "$LOG_FILE"
+        log "Step 2/4: Parsing Toronto Open Data (census, amenities)..."
+        python -m portfolio_app.toronto.parsers.toronto_open_data 2>&1 | tee -a "$LOG_FILE"
 
         log "Step 3/4: Parsing crime data..."
-        python -m portfolio_app.toronto.parsers.crime 2>&1 | tee -a "$LOG_FILE"
+        python -m portfolio_app.toronto.parsers.toronto_police 2>&1 | tee -a "$LOG_FILE"
 
         log "Step 4/4: Running dbt transformations..."
         cd dbt && dbt run --full-refresh --profiles-dir . 2>&1 | tee -a "$LOG_FILE" && cd ..