Add missing `bounce_type` to v2 migration.

internal/migrations/v2.0.0.go

@@ -8,6 +8,17 @@ import (
 
 // V2_0_0 performs the DB migrations for v.1.0.0.
 func V2_0_0(db *sqlx.DB, fs stuffbin.FileSystem, ko *koanf.Koanf) error {
+	if _, err := db.Exec(`
+		DO $$
+		BEGIN
+			IF NOT EXISTS (SELECT 1 FROM pg_type WHERE typname = 'bounce_type') THEN
+				CREATE TYPE bounce_type AS ENUM ('soft', 'hard', 'complaint');
+			END IF;
+		END$$;
+	`); err != nil {
+		return err
+	}
+
 	if _, err := db.Exec(`
 		CREATE TABLE IF NOT EXISTS bounces (
 		    id               SERIAL PRIMARY KEY,

schema.sql

@@ -102,7 +102,7 @@ CREATE TABLE campaigns (
 
 DROP TABLE IF EXISTS campaign_lists CASCADE;
 CREATE TABLE campaign_lists (
-    id               BIGSERIAL PRIMARY KEY,
+    id           BIGSERIAL PRIMARY KEY,
     campaign_id  INTEGER NOT NULL REFERENCES campaigns(id) ON DELETE CASCADE ON UPDATE CASCADE,
 
     -- Lists may be deleted, so list_id is nullable