chore: throttle processing facet by 10 minutes

src/_data/facets.json

···
     "kind": "prelude",
     "category": "Data",
     "featured": true,
-    "desc": "Process all your audio inputs automatically when opening any interface."
+    "desc": "Process all your audio inputs automatically when opening any interface. Happens once every 10 minutes."
   },
   {
     "url": "facets/misc/scrobble/index.html",

src/facets/data/process-tracks/index.inline.js

···
 import foundation from "~/common/foundation.js";
 
-foundation.orchestrator.processTracks({
-  disableWhenReady: false,
-});
+const KEY = "facets/data/process-tracks/timestamp";
+const lastTimestamp = localStorage.getItem(KEY);
+const now = Date.now();
+
+if (lastTimestamp) {
+  const diff = now - JSON.parse(lastTimestamp);
+
+  if (diff >= 10 * 60 * 1000) {
+    foundation.orchestrator.processTracks({
+      disableWhenReady: false,
+    });
+
+    localStorage.setItem(KEY, JSON.stringify(now));
+  }
+} else {
+  foundation.orchestrator.processTracks({
+    disableWhenReady: false,
+  });
+
+  localStorage.setItem(KEY, JSON.stringify(now));
+}