Flush event buffer at least once per 60 seconds

Using a static timeout per event just resets the timer every time an
event is emitted, which can continue until the buffer fills up.

src/honeybadger/event_dispatch.cr

@@ -37,8 +37,14 @@ module Honeybadger
  private def run
  next_event = nil
 
+ # Main run loop
+ # 1. Buffer messages until either 60 seconds have passed or the buffer
+ # exceeds 5MB
+ # 2. Flush the buffer to the Honeybadger API
+ # 3. Clear the buffer
  loop do
  buffering = true
+ wait_time = 60.seconds
 
  while buffering
  # If the previous iteration exceeded the buffer cap, we flushed it and
@@ -48,6 +54,7 @@ module Honeybadger
  next_event = nil
  end
 
+ started_waiting = Time.monotonic
  select
  when event = @channel.receive
  # Limits for events endpoint: https://docs.honeybadger.io/api/reporting-events/#limits
@@ -64,7 +71,10 @@ module Honeybadger
  buffering = false
  end
  end
- when timeout(1.second)
+
+ wait_time -= Time.monotonic - started_waiting
+ when timeout(wait_time)
+ buffering = false
  next_event = nil
  end
  end