mailu branch failed

backend/init.sql

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+CREATE TABLE IF NOT EXISTS emails (
+    id BIGINT AUTO_INCREMENT PRIMARY KEY,
+    recipient VARCHAR(255) NOT NULL,
+    sender VARCHAR(255) NOT NULL,
+    subject VARCHAR(512),
+    body TEXT,
+    received_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    raw MEDIUMBLOB
+);
+
+CREATE TABLE IF NOT EXISTS email_attachments (
+    id BIGINT AUTO_INCREMENT PRIMARY KEY,
+    email_id BIGINT NOT NULL,
+    filename VARCHAR(255),
+    content_type VARCHAR(128),
+    content LONGBLOB,
+    FOREIGN KEY (email_id) REFERENCES emails(id) ON DELETE CASCADE
+);