2 Commits

Author	SHA1	Message	Date
Jan Remmer Siebels	6aa218004c	Implement advance payment schedule for quarterly payments ... BREAKING CHANGE: Payment due dates now follow advance payment schedule: - Q1 payments: Due December 15 of previous year - Q2 payments: Due March 15 of same year - Q3 payments: Due June 15 of same year - Q4 payments: Due September 15 of same year Changes: - Updated create_quarterly_support_payment() to use advance schedule - Enhanced diagnostic commands to check advance payment dates - Added fix_advance_payment_dates command for comprehensive fixes - Updated fix_q4_payment_dates to correct Q4 from 31.12 to 15.09 This aligns with semester-based document submissions while maintaining the advance payment system where payments are made before each quarter.	2025-10-01 12:04:34 +02:00
Jan Remmer Siebels	149078aaee	Add production diagnostic and fix commands for semester deadlines ... - diagnose_deadlines: Check migration status, deadline correctness, and payment patterns - fix_q4_payment_dates: Fix payments with wrong due dates (31.12 → 15.12) - includes dry-run modes and detailed reporting - helps identify why production dates haven't updated Usage on production: python manage.py diagnose_deadlines python manage.py fix_q4_payment_dates --dry-run python manage.py fix_q4_payment_dates	2025-09-30 22:11:18 +02:00