feat: run db migrations on main.rs (#3)

* Docker compose

* MIgrations

* Re enable trello bot

src/main.rs

@@ -1,18 +1,39 @@
 use crate::bots::gitlab_bot::run_gitlab_bot;
 use crate::bots::trello_bot::run_trello_bot;
 use crate::http_server::run_http_server;
+
 use dotenv::dotenv;
 use tokio::task;
+use std::env;
 
 pub mod bots;
 pub mod http_server;
 pub mod webhooks;
 
+
+use diesel_migrations::{embed_migrations, EmbeddedMigrations, MigrationHarness};
+use std::error::Error;
+use diesel::prelude::*;
+use diesel::PgConnection;
+use diesel::r2d2::{ConnectionManager, Pool, PoolError, PooledConnection};
+
+pub type PgPool = Pool<ConnectionManager<PgConnection>>;
+pub type PgPooledConnection = PooledConnection<ConnectionManager<PgConnection>>;
+
+pub const MIGRATIONS: EmbeddedMigrations = embed_migrations!("migrations/");
+
 #[tokio::main]
 async fn main() {
     dotenv().ok();
     pretty_env_logger::init();
 
+    let database_url = env::var("DATABASE_URL").expect("DATABASE_URL must be set");
+    // Make sure the database is up to date (create if it doesn't exist, or run the migrations)
+    let manager = ConnectionManager::<PgConnection>::new(database_url);
+    let pool = diesel::r2d2::Pool::new(manager).unwrap();
+    let mut connection = pool.get().unwrap();
+    connection.run_pending_migrations(MIGRATIONS);
+
     task::spawn(run_gitlab_bot());
     task::spawn(run_trello_bot());
     run_http_server().await.expect("Http server error");