docs: notification flows, their API and the notifications page

swarm-notify-router/src/stored.rs

@@ -18,9 +18,9 @@
 
 use std::time::{Duration, Instant};
 
+use async_nats::jetstream::ErrorCode;
 use async_nats::jetstream::context::GetStreamErrorKind;
 use async_nats::jetstream::{self, kv};
-use async_nats::jetstream::ErrorCode;
 use swarm_wire::notify_flows::{self, Document, Flow};
 
 /// How long a read of the key is reused.
@@ -31,7 +31,10 @@ const REFRESH: Duration = Duration::from_secs(10);
 pub enum Read {
     /// No key, a deleted key, or no bucket.
     Absent,
-    Document { revision: u64, bytes: Vec<u8> },
+    Document {
+        revision: u64,
+        bytes: Vec<u8>,
+    },
     Failed(String),
 }
 
@@ -62,7 +65,9 @@ impl Flows {
             Read::Failed(why) => self.note(format!("reading the key failed: {why}")),
             Read::Absent => {
                 if self.revision.take().is_some() {
-                    tracing::info!("notify router: the flows document is gone; running the built-in flows");
+                    tracing::info!(
+                        "notify router: the flows document is gone; running the built-in flows"
+                    );
                 }
                 self.active = Document::default().active().0;
                 self.problem = None;