add context.md, strip LLM timestamps, clippy fixes, simplify deploy target

src/gitea.rs

@@ -6,7 +6,7 @@ use axum::http::StatusCode;
 use axum::response::IntoResponse;
 use axum::routing::post;
 use axum::Json;
-use tracing::{error, info, warn};
+use tracing::{error, info};
 
 use crate::config::GiteaConfig;