in preparation to moving userdata into app, we switched to arbitrary groups

staging-diff.sql

@@ -0,0 +1,14 @@
+CREATE TABLE IF NOT EXISTS "role" (
+	"id" integer NOT NULL PRIMARY KEY AUTOINCREMENT,
+	"name" text NOT NULL UNIQUE
+);
+INSERT INTO "role" (name) VALUES ('admin');
+INSERT INTO "role" (name) VALUES ('cox');
+INSERT INTO "role" (name) VALUES ('scheckbuch');
+INSERT INTO "role" (name) VALUES ('tech');
+
+CREATE TABLE IF NOT EXISTS "user_role" (
+	"user_id" INTEGER NOT NULL REFERENCES user(id),
+	"role_id" INTEGER NOT NULL REFERENCES role(id),
+	CONSTRAINT unq UNIQUE (user_id, role_id) 
+);