new schema to contain basic channel information

server/migrations/2020-03-11-005217_channels/down.sql

@@ -0,0 +1,2 @@
+-- This file should undo anything in `up.sql`
+DROP TABLE `channels`;

server/migrations/2020-03-11-005217_channels/up.sql

@@ -0,0 +1,7 @@
+-- i32, String, i32
+CREATE TABLE IF NOT EXISTS `channels` (
+    `id` INTEGER NOT NULL auto_increment,
+    `name` VARCHAR(255) NOT NULL,
+    `permissions` INTEGER NOT NULL,
+    PRIMARY KEY(`id`)
+);