feat: enable a basic app

crates/forest/src/main.rs

@@ -0,0 +1,12 @@
+pub mod cli;
+pub mod state;
+
+#[tokio::main]
+async fn main() -> anyhow::Result<()> {
+    dotenvy::dotenv().ok();
+    tracing_subscriber::fmt::init();
+
+    cli::execute().await?;
+
+    Ok(())
+}