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migration/src/m20260517_000011_site_pages.rs

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+use sea_orm_migration::{prelude::*, sea_orm::ConnectionTrait, sea_query::Expr};
+
+#[derive(DeriveMigrationName)]
+pub struct Migration;
+
+#[derive(DeriveIden)]
+enum SitePages {
+    Table,
+    Id,
+    Slug,
+    Title,
+    Content,
+    CreatedAt,
+    UpdatedAt,
+}
+
+#[async_trait::async_trait]
+impl MigrationTrait for Migration {
+    async fn up(&self, m: &SchemaManager) -> Result<(), DbErr> {
+        m.create_table(
+            Table::create()
+                .table(SitePages::Table)
+                .if_not_exists()
+                .col(ColumnDef::new(SitePages::Id).uuid().not_null().primary_key())
+                .col(
+                    ColumnDef::new(SitePages::Slug)
+                        .string_len(100)
+                        .not_null()
+                        .unique_key(),
+                )
+                .col(ColumnDef::new(SitePages::Title).string_len(500).not_null())
+                .col(ColumnDef::new(SitePages::Content).text().not_null())
+                .col(
+                    ColumnDef::new(SitePages::CreatedAt)
+                        .timestamp_with_time_zone()
+                        .not_null()
+                        .default(Expr::current_timestamp()),
+                )
+                .col(
+                    ColumnDef::new(SitePages::UpdatedAt)
+                        .timestamp_with_time_zone()
+                        .not_null()
+                        .default(Expr::current_timestamp()),
+                )
+                .to_owned(),
+        )
+        .await?;
+
+        m.get_connection()
+            .execute_unprepared(
+                "INSERT INTO site_pages (id, slug, title, content, created_at, updated_at) \
+                 VALUES (gen_random_uuid(), 'about', 'About', '', CURRENT_TIMESTAMP, CURRENT_TIMESTAMP) \
+                 ON CONFLICT (slug) DO NOTHING",
+            )
+            .await?;
+
+        Ok(())
+    }
+
+    async fn down(&self, m: &SchemaManager) -> Result<(), DbErr> {
+        m.drop_table(Table::drop().table(SitePages::Table).to_owned())
+            .await?;
+        Ok(())
+    }
+}