Upload create_db.sql

create_db.sql

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+
+CREATE TABLE IF NOT EXISTS poll_response (
+  id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
+  poll_type VARCHAR(32) NOT NULL,
+  session_uuid CHAR(36) NOT NULL,
+  item_index INT NOT NULL,
+  item_file VARCHAR(255) NOT NULL,
+  choice VARCHAR(64) NOT NULL,
+  user_agent VARCHAR(255) DEFAULT NULL,
+  ip_hash CHAR(64) DEFAULT NULL,
+  created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (id),
+  KEY idx_poll_item (poll_type, item_index),
+  KEY idx_created (created_at)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;