Initial commit – TimeMaster Zeiterfassung & HR-Tool

Stand: agent-06 (Audit-Log), agent-05 (Krankmeldung), agent-07 Phase 1 (Personalnummer),
Busylight-Pull-Integration, TOTP/2FA, Abwesenheiten, Zeiterfassung, Kiosk-Grundgerüst.
Migrations 0001–0023 deployed auf 192.168.1.137 + .164.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/migrations/versions/0016_vacation_special_days.py

@@ -0,0 +1,24 @@
+"""add special_days to vacation_balances
+
+Revision ID: 0016_vacation_special_days
+Revises: 0015_totp
+Create Date: 2026-03-28
+"""
+from alembic import op
+import sqlalchemy as sa
+
+revision = "0016_vacation_special_days"
+down_revision = "0015_totp"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.add_column(
+        "vacation_balances",
+        sa.Column("special_days", sa.Integer(), nullable=False, server_default="0"),
+    )
+
+
+def downgrade() -> None:
+    op.drop_column("vacation_balances", "special_days")