diff --git a/lib/towerops/alerts.ex b/lib/towerops/alerts.ex
index 0525947e..7665ec8d 100644
--- a/lib/towerops/alerts.ex
+++ b/lib/towerops/alerts.ex
@@ -397,7 +397,7 @@ defmodule Towerops.Alerts do
         )
 
       Enum.each(alerts, fn alert ->
-        AlertNotificationWorker.enqueue_acknowledge(alert.id)
+        _ = AlertNotificationWorker.enqueue_acknowledge(alert.id)
         Subscriptions.publish_alert_event(alert, "acknowledged")
       end)
 
diff --git a/lib/towerops/llm/network_insight_prompt.ex b/lib/towerops/llm/network_insight_prompt.ex
index 4f3d3736..3b390e11 100644
--- a/lib/towerops/llm/network_insight_prompt.ex
+++ b/lib/towerops/llm/network_insight_prompt.ex
@@ -62,7 +62,7 @@ defmodule Towerops.LLM.NetworkInsightPrompt do
 
   @max_observations 5
 
-  @spec build(map()) :: [map()]
+  @spec build(map()) :: [%{role: String.t(), content: String.t()}]
   def build(snapshot) when is_map(snapshot) do
     payload = Jason.encode!(snapshot, pretty: true)
 
diff --git a/lib/towerops/llm/network_snapshot.ex b/lib/towerops/llm/network_snapshot.ex
index 329d3a0e..5bc8ed5f 100644
--- a/lib/towerops/llm/network_snapshot.ex
+++ b/lib/towerops/llm/network_snapshot.ex
@@ -57,7 +57,18 @@ defmodule Towerops.LLM.NetworkSnapshot do
   @top_n 10
   @stale_poll_hours 24
 
-  @spec build(String.t()) :: map()
+  @spec build(String.t()) :: %{
+          :agents => map(),
+          :backhaul => map(),
+          :existing_insights => term(),
+          :gaiia => map(),
+          :organization_id => String.t(),
+          :organization_name => term(),
+          :preseem => map(),
+          :snmp => map(),
+          :totals => map(),
+          :wireless => map()
+        }
   def build(organization_id) when is_binary(organization_id) do
     %{
       organization_id: organization_id,
diff --git a/lib/towerops/monitoring.ex b/lib/towerops/monitoring.ex
index c9282f34..1a00b698 100644
--- a/lib/towerops/monitoring.ex
+++ b/lib/towerops/monitoring.ex
@@ -478,13 +478,14 @@ defmodule Towerops.Monitoring do
         :ok
 
       ids ->
-        Oban.cancel_all_jobs(
-          from(j in Oban.Job,
-            where: j.queue == "check_executors",
-            where: j.state in ["available", "scheduled", "retryable"],
-            where: fragment("?->>'check_id' = ANY(?)", j.args, ^ids)
+        _ =
+          Oban.cancel_all_jobs(
+            from(j in Oban.Job,
+              where: j.queue == "check_executors",
+              where: j.state in ["available", "scheduled", "retryable"],
+              where: fragment("?->>'check_id' = ANY(?)", j.args, ^ids)
+            )
           )
-        )
 
         :ok
     end
diff --git a/lib/towerops/workers/cloud_latency_probe_worker.ex b/lib/towerops/workers/cloud_latency_probe_worker.ex
index bbc37532..7cc7f32d 100644
--- a/lib/towerops/workers/cloud_latency_probe_worker.ex
+++ b/lib/towerops/workers/cloud_latency_probe_worker.ex
@@ -38,15 +38,17 @@ defmodule Towerops.Workers.CloudLatencyProbeWorker do
 
     device_chunks = Enum.chunk_every(devices, @chunk_size)
 
-    for poller <- cloud_pollers do
-      for chunk <- device_chunks do
-        Phoenix.PubSub.broadcast(
-          Towerops.PubSub,
-          "agent:#{poller.id}:latency_probe",
-          {:latency_probe_jobs, chunk}
-        )
+    _ =
+      for poller <- cloud_pollers do
+        _ =
+          for chunk <- device_chunks do
+            Phoenix.PubSub.broadcast(
+              Towerops.PubSub,
+              "agent:#{poller.id}:latency_probe",
+              {:latency_probe_jobs, chunk}
+            )
+          end
       end
-    end
 
     :ok
   end
diff --git a/lib/towerops/workers/mikrotik_webhook_worker.ex b/lib/towerops/workers/mikrotik_webhook_worker.ex
index 0e2b391f..f3abd68b 100644
--- a/lib/towerops/workers/mikrotik_webhook_worker.ex
+++ b/lib/towerops/workers/mikrotik_webhook_worker.ex
@@ -59,8 +59,7 @@ defmodule Towerops.Workers.MikrotikWebhookWorker do
         # Gaiia outages will resolve on retry and we'll re-record the
         # event (events table dedupes nothing today, that's intentional —
         # the audit log is allowed to have duplicates from retries).
-        :rate_limited -> {:error, :rate_limited}
-        {:rate_limited, _} -> {:error, :rate_limited}
+        {:rate_limited, _retry_after} -> {:error, :rate_limited}
         _ -> :ok
       end
     end
diff --git a/lib/towerops_web/live/insights_live/index.ex b/lib/towerops_web/live/insights_live/index.ex
index a6f25f0e..046dd5e2 100644
--- a/lib/towerops_web/live/insights_live/index.ex
+++ b/lib/towerops_web/live/insights_live/index.ex
@@ -114,12 +114,15 @@ defmodule ToweropsWeb.InsightsLive.Index do
           {:info, t("Insight regeneration queued. New insights will appear shortly.")}
         else
           {:error,
-           "%{ok} worker queued, %{fail} worker failed to queue. Check logs."
-           |> ngettext(
+           Gettext.dngettext(
+             ToweropsWeb.Gettext,
+             "default",
+             "%{ok} worker queued, %{fail} worker failed to queue. Check logs.",
              "%{ok} workers queued, %{fail} workers failed to queue. Check logs.",
-             ok_count
-           )
-           |> then(&Gettext.dngettext(ToweropsWeb.Gettext, "", &1, &1, ok_count: ok_count, fail: fail_count))}
+             max(ok_count, 0),
+             ok_count: ok_count,
+             fail: fail_count
+           )}
         end
 
       {:noreply, put_flash(socket, elem(flash, 0), elem(flash, 1))}