releaser: run me to batch release maps

releaser/.cargo/config.toml

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+[registries.strafesnet]
+index = "sparse+https://git.itzana.me/api/packages/strafesnet/cargo/"

releaser/.gitignore

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+/target

releaser/Cargo.toml

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+[package]
+name = "releaser"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+submissions-api = { version = "0.1.0", registry = "strafesnet" }
+rbx_asset = { version = "0.2.5", registry = "strafesnet" }
+rust-grpc = { version = "1.0.3", registry = "strafesnet" }
+tokio = { version = "1.41.1", features = ["macros", "rt-multi-thread", "signal"] }
+tonic = "0.12.3"

releaser/Containerfile

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+# Using the `rust-musl-builder` as base image, instead of
+# the official Rust toolchain
+FROM docker.io/clux/muslrust:stable AS chef
+USER root
+RUN cargo install cargo-chef
+WORKDIR /app
+
+FROM chef AS planner
+COPY . .
+RUN cargo chef prepare --recipe-path recipe.json
+
+FROM chef AS builder
+COPY --from=planner /app/recipe.json recipe.json
+
+# Notice that we are specifying the --target flag!
+RUN cargo chef cook --release --target x86_64-unknown-linux-musl --recipe-path recipe.json
+COPY . .
+RUN cargo build --release --target x86_64-unknown-linux-musl --bin releaser
+
+FROM docker.io/alpine:latest AS runtime
+RUN addgroup -S myuser && adduser -S myuser -G myuser
+COPY --from=builder /app/target/x86_64-unknown-linux-musl/release/releaser /usr/local/bin/
+USER myuser
+ENTRYPOINT ["/usr/local/bin/releaser"]

releaser/src/main.rs

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+#[allow(dead_code)]
+#[derive(Debug)]
+pub enum StartupError{
+	API(submissions_api::ReqwestError),
+	GRPCConnect(tonic::transport::Error),
+}
+impl std::fmt::Display for StartupError{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for StartupError{}
+
+// annoying mile-long type
+pub type MapsServiceClient=rust_grpc::maps::maps_service_client::MapsServiceClient<tonic::transport::channel::Channel>;
+
+#[tokio::main]
+async fn main()->Result<(),StartupError>{
+	// maps-service api
+	let api_host=std::env::var("API_HOST").expect("API_HOST env required");
+	let api=submissions_api::Context::new(api_host).map_err(StartupError::API)?;
+
+	// data-service grpc for creating map entries
+	let data_host=std::env::var("DATA_HOST").expect("DATA_HOST env required");
+	let maps_grpc=crate::MapsServiceClient::connect(data_host).await.map_err(StartupError::GRPCConnect)?;
+
+	// request maps pending release
+	// randomize list
+	// release maps
+
+	Ok(())
+}