use BTreeMap for consistent order

Cargo.lock

@@ -1255,9 +1255,9 @@ checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
 [[package]]
 name = "submissions-api"
-version = "0.8.0-pre4"
+version = "0.8.0-pre5"
 source = "sparse+https://git.itzana.me/api/packages/strafesnet/cargo/"
-checksum = "b2c8194860f654fa08ec64cafc133eb4e01e9371715e1badad6ec37796abadc1"
+checksum = "dd70887bbae8ecea987f4334c6f97e78ed59b264f8957c2279348925de1be130"
 dependencies = [
  "chrono",
  "reqwest",

Cargo.toml

@@ -10,7 +10,7 @@ clap = { version = "4.4.2", features = ["derive"] }
 futures = "0.3.31"
 rand = "0.9.1"
 siphasher = "1.0.1"
-submissions-api = { version = "0.8.0-pre4", registry = "strafesnet" }
+submissions-api = { version = "0.8.0-pre5", registry = "strafesnet" }
 tokio = { version = "1.42.0", features = ["fs", "macros", "rt-multi-thread"] }
 
 [profile.release]

src/main.rs

@@ -3,7 +3,6 @@ use futures::{StreamExt,TryStreamExt};
 use rand::seq::SliceRandom;
 use std::io::Write;
 use std::path::PathBuf;
-use std::collections::HashMap;
 
 const READ_CONCURRENCY:usize=16;
 const REMOTE_CONCURRENCY:usize=16;
@@ -621,7 +620,7 @@ async fn release(config:ReleaseConfig)->Result<(),ReleaseError>{
 	const PEAK_HOURS:i64=-7*ONE_HOUR;
 
 	// determine maps ready to be released
-	let mut submissions_pending_release=HashMap::new();
+	let mut submissions_pending_release=std::collections::BTreeMap::new();
 	{
 		println!("Downloading submissions pending release...");
 		let mut page=1;
@@ -659,7 +658,7 @@ async fn release(config:ReleaseConfig)->Result<(),ReleaseError>{
 	// if it's in the past, generate a Friday 10AM timestamp instead
 	let it={
 		println!("Determining release dates...");
-		let mut latest_date=HashMap::new();
+		let mut latest_date=std::collections::HashMap::new();
 		let mut page=1;
 		loop{
 			let maps=api.get_maps(submissions_api::types::GetMapsRequest{