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Uniform stock management for healthcare linen rooms. Licensed under the GNU AGPL v3.

prisma/migrations/20260909005105_facility_rev/migration.sql

@@ -0,0 +1,6 @@
+-- A counter the screens can poll to find out that somebody else changed something.
+--
+-- Cheap on purpose: one integer on a row every device already looks up by primary key. The
+-- alternative was re-reading the facility's whole snapshot on a timer to spot a difference, which
+-- on a ward phone is the entire catalogue every few seconds to learn that nothing happened.
+ALTER TABLE "Facility" ADD COLUMN "rev" INTEGER NOT NULL DEFAULT 0;