add migration to create the table

backend/src/migrations/1650721595278-CreateTagAliasesTable.ts

@@ -0,0 +1,43 @@
+import { MigrationInterface, QueryRunner, Table } from "typeorm";
+
+export class CreateTagAliasesTable1650721595278 implements MigrationInterface {
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.createTable(
+      new Table({
+        name: "tag_aliases",
+        columns: [
+          {
+            name: "guild_id",
+            type: "bigint",
+            isPrimary: true,
+          },
+          {
+            name: "alias",
+            type: "varchar",
+            length: "255",
+            isPrimary: true,
+          },
+          {
+            name: "tag",
+            type: "varchar",
+            length: "255",
+            isPrimary: true,
+          },
+          {
+            name: "user_id",
+            type: "bigint",
+          },
+          {
+            name: "created_at",
+            type: "datetime",
+            default: "now()",
+          },
+        ],
+      }),
+    );
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    queryRunner.dropTable("tag_aliases");
+  }
+}

backend/src/plugins/Tags/commands/TagListAliasesCmd.ts

@@ -21,7 +21,7 @@ export const TagListAliasesCmd = tagsCmd({
     aliasesArr = aliases.map((a) => a.alias);
     createChunkedMessage(
       msg.channel,
-      `Available aliases for tag \`${prefix + args.tag}\`: \`\`\`${aliasesArr.join(", ")}\`\`\``,
+      `Available aliases for tag \`${args.tag}\` (use with \`${prefix}alias\`: \`\`\`${aliasesArr.join(", ")}\`\`\``,
     );
     return;
   },