Add MQTT announcer

.github/workflows/ci.yml

@@ -53,6 +53,7 @@ jobs:
         package:
           - emfcamp-schedule-api-adapter
           - emfcamp-schedule-cli
+          - emfcamp-schedule-mqtt-announcer
 
     steps:
       - uses: actions/checkout@v4

Cargo.toml

@@ -5,6 +5,7 @@ members = [
 
   "adapter",
   "cli",
+  "mqtt-announcer",
 ]
 
 [workspace.package]
@@ -25,11 +26,13 @@ emfcamp-schedule-api = { path = "./client/" }
 metrics = "0.22.3"
 metrics-exporter-prometheus = { version = "0.14.0", default-features = false, features = ["http-listener"] }
 reqwest = { version = "0.11.27", default-features = false, features = ["json", "rustls-tls"] }
+rumqttc = "0.24.0"
 serde = { version = "1.0.202", features = ["derive"] }
+serde_json = "1.0.117"
 serde_with = "3.8.1"
 termcolor = "1.4.1"
 thiserror = "1.0.61"
-tokio = { version = "1.37.0", features = ["rt-multi-thread", "macros"] }
+tokio = { version = "1.37.0", features = ["rt-multi-thread", "macros", "signal"] }
 tracing = "0.1.40"
 tracing-subscriber = "0.3.18"
 url = { version = "2.2.2", features = ["serde"] }

README.md

@@ -7,5 +7,6 @@ Includes:
 - A Rust client library
 - A CLI
 - An adapter that sits between the official API, adding some nice development features and fixing the fucky timestamps
+- A tool to send event announcements via MQTT
 
 Still very much a work in progress, and very much subject to change until the 2024 schedule API is a thing.

flake.nix

@@ -51,7 +51,8 @@
 
         packages =
           import ./adapter {inherit pkgs rustPlatform version gitRevision;}
-          // import ./cli {inherit pkgs rustPlatform version gitRevision;};
+          // import ./cli {inherit pkgs rustPlatform version gitRevision;}
+          // import ./mqtt-announcer {inherit pkgs rustPlatform version gitRevision;};
       }
     );
 }