feat: instance invites

drizzle/migrations/20261008184328_invites/migration.sql

@@ -0,0 +1,11 @@
+CREATE TABLE "invites" (
+	"id" text PRIMARY KEY,
+	"token" text NOT NULL UNIQUE,
+	"created_by" text NOT NULL,
+	"max_uses" integer DEFAULT 1 NOT NULL,
+	"uses" integer DEFAULT 0 NOT NULL,
+	"expires_at" timestamp with time zone NOT NULL,
+	"created_at" timestamp with time zone DEFAULT now() NOT NULL
+);
+--> statement-breakpoint
+ALTER TABLE "invites" ADD CONSTRAINT "invites_created_by_users_id_fkey" FOREIGN KEY ("created_by") REFERENCES "users"("id") ON DELETE CASCADE;

drizzle/schema.ts

@@ -357,3 +357,20 @@ export const verifications = pgTable(
     },
     (table) => [index("verifications_identifier_idx").on(table.identifier)],
 );
+
+// Links admins hand out so someone can register while the instance is invite
+// only. The token is the secret part of the link.
+export const invites = pgTable(
+    "invites",
+    {
+        id: text("id").primaryKey().$defaultFn(nanoid),
+        token: text("token").notNull().unique(),
+        createdBy: text("created_by")
+            .notNull()
+            .references(() => users.id, { onDelete: "cascade" }),
+        maxUses: integer("max_uses").notNull().default(1),
+        uses: integer("uses").notNull().default(0),
+        expiresAt: timestamptz("expires_at").notNull(),
+        createdAt: timestamptz("created_at").defaultNow().notNull(),
+    },
+);