Add homepage

.gitignore

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+target/
+Cargo.lock

docker-compose.yml

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+version: '3'
+
+services:
+  homepage:
+    build: ./homepage/
+    ports:
+      - "8000:8000"

homepage/Cargo.toml

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+[package]
+name = "homepage"
+version = "0.1.0"
+authors = ["Khue Doan <khuedoan98@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+actix-web = "2.0"
+actix-rt = "1.0"

homepage/Dockerfile

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+FROM rust:1.44.1-slim AS base
+
+ENV USER=root
+
+WORKDIR /usr/local/src/homepage/
+
+RUN cargo init
+COPY ./Cargo.toml ./Cargo.toml
+RUN cargo fetch
+
+COPY ./src/ ./src/
+
+CMD [ "cargo", "test", "--offline" ]
+
+FROM base AS builder
+
+RUN cargo build --release --offline
+
+FROM rust:1.44.1-slim
+
+COPY --from=builder /usr/local/src/homepage/target/release/homepage /usr/local/bin/homepage
+
+EXPOSE 8000
+
+ENTRYPOINT [ "/usr/local/bin/homepage" ]

homepage/src/main.rs

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+use actix_web::{web, App, HttpRequest, HttpServer, Responder};
+
+async fn greet(req: HttpRequest) -> impl Responder {
+    let name = req.match_info().get("name").unwrap_or("World");
+    format!("Hello {}!", &name)
+}
+
+#[actix_rt::main]
+async fn main() -> std::io::Result<()> {
+    HttpServer::new(|| {
+        App::new()
+            .route("/", web::get().to(greet))
+            .route("/{name}", web::get().to(greet))
+    })
+    .bind("0.0.0.0:8000")?
+    .run()
+    .await
+}