feat: enable a basic app

crates/forest/src/cli.rs

@@ -0,0 +1,32 @@
+use std::net::SocketAddr;
+
+use clap::{Parser, Subcommand};
+
+use crate::state::SharedState;
+
+#[derive(Parser)]
+#[command(author, version, about, long_about = None, subcommand_required = true)]
+struct Command {
+    #[command(subcommand)]
+    command: Option<Commands>,
+}
+
+#[derive(Subcommand)]
+enum Commands {
+    Serve {
+        #[arg(env = "SERVICE_HOST", long, default_value = "127.0.0.1:3000")]
+        host: SocketAddr,
+    },
+}
+
+pub async fn execute() -> anyhow::Result<()> {
+    let cli = Command::parse();
+
+    if let Some(Commands::Serve { host }) = cli.command {
+        tracing::info!("Starting service");
+
+        let state = SharedState::new().await?;
+    }
+
+    Ok(())
+}