就先写到这了

Cargo.toml

@@ -2,5 +2,6 @@
 resolver = "2"
 members = [
     "sr_download",
-    "migration"
+    "migration",
+    "db_part"
 ]

db_part/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "db_part"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+anyhow = { version = "1.0.86", features = ["backtrace"] }
+migration = { path = "../migration" }
+sea-orm = {version = "0.12.15", features = [
+    "sqlx-postgres",
+    "runtime-tokio-rustls"
+]}
+tokio = { version = "1.38.1", features = ["full"] }

db_part/src/lib.rs

@@ -0,0 +1,12 @@
+use anyhow::Ok;
+use sea_orm::{ConnectOptions, Database, DatabaseConnection};
+
+pub async fn init_db() -> anyhow::Result<()> {
+    let mut opt =
+        ConnectOptions::new("postgres://srdown:srdown@localhost:5432/srdown?currentSchema=srdown");
+    opt.max_connections(10).sqlx_logging(true);
+
+    let db = Database::connect(opt).await?;
+
+    Ok(())
+}

migration/src/m20240719_000001_create_main_data_table.rs

@@ -6,7 +6,7 @@ use sea_orm_migration::prelude::*;
 pub struct Migration;
 
 #[derive(DeriveIden)]
-struct SaveTypeEnum;
+pub struct SaveTypeEnum;
 
 #[derive(DeriveIden, EnumIter)]
 pub enum SaveTypeVariants {