Improve project consistency

Cargo.toml

@@ -14,4 +14,6 @@ scraper = "0.12.0"
 serde_json = "1"
 mime = "0.3.16"
 serde = "1"
-regex = "1"
+regex = "1"
+log = "0.4.14"
+env_logger = "0.8.4"

Dockerfile

@@ -13,4 +13,5 @@ FROM alpine:latest
 RUN apk update && apk add ca-certificates && rm -rf /var/cache/apk/*
 COPY --from=builder /home/rust/src/january/target/x86_64-unknown-linux-musl/release/january ./
 EXPOSE 7000
+ENV JANUARY_HOST 0.0.0.0:7000
 CMD ["./january"]

src/main.rs

@@ -1,20 +1,29 @@
 #[macro_use]
 extern crate lazy_static;
 
+use actix_web::middleware::Logger;
 use actix_web::{web, App, HttpServer};
+use log::info;
+use util::variables::HOST;
 
 pub mod routes;
 pub mod structs;
 pub mod util;
 
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
+    env_logger::init_from_env(env_logger::Env::default().filter_or("RUST_LOG", "info"));
+
+    info!("Starting January server.");
+
     HttpServer::new(|| {
         App::new()
+            .wrap(Logger::default())
+            .route("/", web::get().to(routes::info::get))
             .route("/embed", web::get().to(routes::embed::get))
             .route("/proxy", web::get().to(routes::proxy::get))
     })
-    .bind(("0.0.0.0", 7000))?
+    .bind(HOST.clone())?
     .run()
     .await
 }

src/routes/info.rs

@@ -0,0 +1,14 @@
+use actix_web::web;
+use actix_web::Responder;
+use serde::Serialize;
+
+#[derive(Debug, Serialize)]
+pub struct Info {
+    january: &'static str,
+}
+
+pub async fn get() -> impl Responder {
+    web::Json(Info {
+        january: env!("CARGO_PKG_VERSION"),
+    })
+}

src/routes/mod.rs

@@ -1,2 +1,3 @@
 pub mod embed;
 pub mod proxy;
+pub mod info;

src/util/mod.rs

@@ -1,2 +1,3 @@
 pub mod request;
 pub mod result;
+pub mod variables;

src/util/variables.rs

@@ -0,0 +1,7 @@
+use std::env;
+
+lazy_static! {
+    // Application Settings
+    pub static ref HOST: String =
+        env::var("JANUARY_HOST").expect("Missing JANUARY_HOST environment variable.");
+}