fix(bugsnag): filter gRPC DEADLINE_EXCEEDED errors from reporting

Author: bmc08gt

apps/flipcash/app/src/main/kotlin/com/flipcash/app/internal/debug/FlipcashBugsnagErrorCallback.kt

@@ -1,13 +1,20 @@
 package com.flipcash.app.internal.debug
 
 import com.bugsnag.android.OnErrorCallback
+import io.grpc.StatusException
 
 internal val FlipcashErrorCallback = OnErrorCallback onError@{ event ->
+    val error = event.originalError ?: return@onError true
+    val cause = error.cause ?: error
+
+    // Discard gRPC deadline exceeded — these are expected transient timeouts
+    if (cause is StatusException && cause.status.code == io.grpc.Status.Code.DEADLINE_EXCEEDED) {
+        return@onError false
+    }
+
     // Only tag unhandled errors — handled errors go through ErrorUtils.handleError()
     if (!event.isUnhandled) return@onError true
-    val error = event.originalError ?: return@onError true
 
-    val cause = error.cause ?: error
     event.addMetadata("alert", "slack_notify", true)
     event.addMetadata("alert", "error_type", cause.javaClass.simpleName)
     event.addMetadata("alert", "error_family", cause.javaClass.enclosingClass?.simpleName ?: "Unknown")