Update

config/logging.php

@@ -12,9 +12,9 @@ return [
     | Default Log Channel
     |--------------------------------------------------------------------------
     |
-    | This option defines the default log channel that gets used when writing
-    | messages to the logs. The name specified in this option should match
-    | one of the channels defined in the "channels" configuration array.
+    | This option defines the default log channel that is utilized to write
+    | messages to your logs. The value provided here should match one of
+    | the channels present in the list of "channels" configured below.
     |
     */
 
@@ -33,7 +33,7 @@ return [
 
     'deprecations' => [
         'channel' => env('LOG_DEPRECATIONS_CHANNEL', 'null'),
-        'trace' => false,
+        'trace' => env('LOG_DEPRECATIONS_TRACE', false),
     ],
 
     /*
@@ -41,20 +41,20 @@ return [
     | Log Channels
     |--------------------------------------------------------------------------
     |
-    | Here you may configure the log channels for your application. Out of
-    | the box, Laravel uses the Monolog PHP logging library. This gives
-    | you a variety of powerful log handlers / formatters to utilize.
+    | Here you may configure the log channels for your application. Laravel
+    | utilizes the Monolog PHP logging library, which includes a variety
+    | of powerful log handlers and formatters that you're free to use.
     |
     | Available Drivers: "single", "daily", "slack", "syslog",
-    |                    "errorlog", "monolog",
-    |                    "custom", "stack"
+    |                    "errorlog", "monolog", "custom", "stack"
     |
     */
 
     'channels' => [
+
         'stack' => [
             'driver' => 'stack',
-            'channels' => ['single'],
+            'channels' => explode(',', env('LOG_STACK', 'single')),
             'ignore_exceptions' => false,
         ],
 
@@ -69,15 +69,15 @@ return [
             'driver' => 'daily',
             'path' => storage_path('logs/laravel.log'),
             'level' => env('LOG_LEVEL', 'debug'),
-            'days' => 14,
+            'days' => env('LOG_DAILY_DAYS', 14),
             'replace_placeholders' => true,
         ],
 
         'slack' => [
             'driver' => 'slack',
             'url' => env('LOG_SLACK_WEBHOOK_URL'),
-            'username' => 'Laravel Log',
-            'emoji' => ':boom:',
+            'username' => env('LOG_SLACK_USERNAME', 'Laravel Log'),
+            'emoji' => env('LOG_SLACK_EMOJI', ':boom:'),
             'level' => env('LOG_LEVEL', 'critical'),
             'replace_placeholders' => true,
         ],
@@ -108,7 +108,7 @@ return [
         'syslog' => [
             'driver' => 'syslog',
             'level' => env('LOG_LEVEL', 'debug'),
-            'facility' => LOG_USER,
+            'facility' => env('LOG_SYSLOG_FACILITY', LOG_USER),
             'replace_placeholders' => true,
         ],
 
@@ -126,6 +126,7 @@ return [
         'emergency' => [
             'path' => storage_path('logs/laravel.log'),
         ],
+
     ],
 
 ];