Allow setting an avatar image for the bot's account

src/main.rs

@@ -41,13 +41,25 @@ async fn run() -> anyhow::Result<()> {
         .ok_or_else(|| anyhow!("Config file should be passed as only parameter"))?;
     let mut config = config::load(config_path).await?;
 
-    let matrix_client = matrix::connect(&config).await.context("Failed to connect to Matrix")?;
+    let mut join_handles = Vec::default();
 
-    let handles = if let Some(mail_archive) = config.mail_archive.take() {
+    let matrix_client = matrix::connect(&config).await.context("Failed to connect to Matrix")?;
+    if let Some(avatar_path) = config.avatar_image_path {
+        let matrix_client = matrix_client.clone();
+        let handle = tokio::spawn(async move {
+            if let Err(err) = matrix::set_avatar_if_needed(&matrix_client, avatar_path).await {
+                warn!("Failed to set matrix avatar: {err}");
+            }
+        });
+        join_handles.push(handle);
+    }
+
+    let mail_join_handles = if let Some(mail_archive) = config.mail_archive.take() {
         mail_archive::start_polling(mail_archive, matrix_client.clone())?
     } else {
         vec![]
     };
+    join_handles.extend(mail_join_handles);
 
     if let Some(gitlab_webhook) = config.gitlab_webhook.take() {
         let gitlab = gitlab_webhook::build_route(gitlab_webhook, matrix_client.clone());
@@ -60,7 +72,7 @@ async fn run() -> anyhow::Result<()> {
         axum::serve(listener, gitlab).await?;
     }
 
-    join_all(handles).await;
+    join_all(join_handles).await;
 
     error!("No functionality is configured; exiting");
     exit(1);