Implement channels table.

src/main/resources/changelog/version/0-1-init.sql

@@ -10,4 +10,18 @@ DROP INDEX IF EXISTS users_id_idx;
 
 CREATE INDEX IF NOT EXISTS username_idx ON users (username ASC);
 
+--rollback DROP INDEX IF EXISTS username_idx;
 --rollback DROP TABLE IF EXISTS users;
+
+CREATE TABLE IF NOT EXISTS channels (
+    uploader_id VARCHAR(24) NOT NULL,
+    uploader VARCHAR(100) NULL,
+    uploader_avatar VARCHAR(150) NULL,
+    verified BOOL NULL,
+    CONSTRAINT channels_pkey PRIMARY KEY (uploader_id)
+);
+
+CREATE INDEX IF NOT EXISTS channels_uploader_idx ON channels (uploader ASC);
+
+--rollback DROP INDEX IF EXISTS channels_uploader_idx;
+--rollback DROP TABLE IF EXISTS channels;