feat: light view() polls with cached devices list

view(opts) accepts { light: true } to reuse deviceSync.listDevices()
for up to PEARCORD_VIEW_DEVICES_CACHE_MS on hot poll paths.

Co-authored-by: Cursor <[email protected]>

index.js

@@ -9137,7 +9137,8 @@ class PearcordPlatform extends EventEmitter {
     return null
   }
 
-  async view () {
+  async view (opts = {}) {
+    const light = !!opts.light
     const user = this.identity.user
     const guild = this.mode === 'guild' ? (this.guild?.guild || null) : null
     let channels = []
@@ -9989,13 +9990,28 @@ class PearcordPlatform extends EventEmitter {
       guildPresenceSummary: this._guildPresenceSummaryForView(),
       readOnly: this._readOnly,
       contacts: contactsForView,
-      devices: this.deviceSync
-        ? await this.deviceSync.listDevices()
-        : [],
+      devices: await this._devicesForView(light),
       deviceId: this.identity?.deviceId || null
     }
   }
 
+  async _devicesForView (light = false) {
+    if (!this.deviceSync) return []
+    const ttlMs = Number(process.env.PEARCORD_VIEW_DEVICES_CACHE_MS) || 30000
+    const now = Date.now()
+    if (
+      light &&
+      this._cachedViewDevices &&
+      now - (this._cachedViewDevicesAt || 0) < ttlMs
+    ) {
+      return this._cachedViewDevices
+    }
+    const devices = await this.deviceSync.listDevices()
+    this._cachedViewDevices = devices
+    this._cachedViewDevicesAt = now
+    return devices
+  }
+
   async _enrichPresenceActivity (activity) {
     if (!activity?.assets || !this.attachments) return activity
     const keys = [