Update readme

backend/src/config.rs

@@ -13,6 +13,7 @@ pub struct Config {
     pub indexer_relays: Vec<String>,
     pub platform_name: String,
     pub platform_description: String,
+    pub platform_picture: String,
     pub platform_messaging_relays: Vec<String>,
 }
 
@@ -45,6 +46,7 @@ impl Config {
             .collect::<Vec<_>>();
         let platform_name = env::var("PLATFORM_NAME").unwrap_or_default();
         let platform_description = env::var("PLATFORM_DESCRIPTION").unwrap_or_default();
+        let platform_picture = env::var("PLATFORM_PICTURE").unwrap_or_default();
         let platform_messaging_relays = env::var("PLATFORM_MESSAGING_RELAYS")
             .unwrap_or_default()
             .split(',')
@@ -64,6 +66,7 @@ impl Config {
             indexer_relays,
             platform_name,
             platform_description,
+            platform_picture,
             platform_messaging_relays,
         }
     }

backend/src/main.rs

@@ -42,6 +42,7 @@ async fn main() -> Result<()> {
         &config.indexer_relays,
         &config.platform_name,
         &config.platform_description,
+        &config.platform_picture,
         &config.platform_messaging_relays,
     )
     .await?;

backend/src/platform.rs

@@ -6,6 +6,7 @@ pub async fn publish_platform_identity(
     indexer_relays: &[String],
     name: &str,
     description: &str,
+    picture: &str,
     messaging_relays: &[String],
 ) -> Result<()> {
     if indexer_relays.is_empty() {
@@ -32,6 +33,9 @@ pub async fn publish_platform_identity(
     if !description.is_empty() {
         metadata = metadata.about(description);
     }
+    if !picture.is_empty() {
+        metadata = metadata.picture(Url::parse(picture)?);
+    }
 
     let metadata_builder = EventBuilder::metadata(&metadata);
     client.send_event_builder(metadata_builder).await?;