use diesel to manage SQL

migrations/2025-06-20-111801_create_tasks/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE IF EXISTS `tasks`;

migrations/2025-06-20-111801_create_tasks/up.sql

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+-- Your SQL goes here
+CREATE TABLE `tasks`(
+	`id` INT4 NOT NULL PRIMARY KEY,
+	`title` VARCHAR NOT NULL,
+	`description` TEXT NOT NULL
+);
+

src/schema.rs

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+// @generated automatically by Diesel CLI.
+
+diesel::table! {
+    tasks (id) {
+        id -> Integer,
+        title -> Text,
+        description -> Text,
+    }
+}