feat: support .env file

.env.example

@@ -0,0 +1,5 @@
+PORT=
+HOST=
+DISCORD_ID=
+DISCORD_SECRET=
+JWT_SECRET=

.gitignore

@@ -1,8 +1,10 @@
 **/target
 **/build
 **.idea
+**.vscode
 **.iml
 /node_modules
 /.pnp
 .pnp.js
 pnpm-debug.log*
+.env

Cargo.toml

@@ -27,6 +27,7 @@ include_dir = "0.7"
 lazy_static = "1.4"
 thiserror = "1.0"
 either = "1.7"
+kankyo = "0.3"
 
 # Explicit dependency to compile openssl from openssl-src instead as a workaround for cross-compilation
 openssl = { version = "0.10", features = ["vendored"] }

Dockerfile

@@ -48,6 +48,7 @@ ARG TARGETARCH
 RUN rustup target add $(echo $TARGETARCH | sed 's/arm64/aarch64/;s/amd64/x86_64/')-unknown-linux-musl
 
 ADD build.rs ./
+ADD .env ./
 ADD src ./src
 COPY --from=REACT_BUILD /app/build ./build
 

README.md

@@ -10,6 +10,8 @@ variable below. Copy the secret and id from the OAuth tab to set as environment
 
 ### Environment variables
 
+Can be modified in the [.env](./.env.example) file.
+
 | PORT             | TYPE   | Default                                              | Description                                                                  | 
 |------------------|--------|------------------------------------------------------|------------------------------------------------------------------------------|
 | `PORT`           | u16    | 8000 (unmodifiable in debug)                         | The port to serve the app on                                                 |
@@ -26,7 +28,10 @@ variable below. Copy the secret and id from the OAuth tab to set as environment
 $ pnpm install
 $ pnpm build
 $ cargo build --release
+# Set environment variables manually
 $ export PORT=<port>;DISCORD_ID=<id>;DISCORD_SECRET=<secret>;HOST=<host>;JWT_SECRET=<key>POSTGRES_URL=<connection_string>;
+# or using .env
+$ mv .env.example .env
 $ ./target/release/timezone_db
 ```
 

src/main.rs

@@ -12,6 +12,9 @@ mod database;
 
 #[launch]
 fn rocket() -> Rocket<Build> {
+    if let Err(e) = kankyo::init() {
+        println!("{e}");
+    };
     let figment = Config::figment()
         .merge(("port", *constants::PORT))
         .merge(("databases.main.url", &*constants::POSTGRES_URL))