feat: option to ignore tracing for path (#8)

* feat: add a tracing blacklist array in config file

* feat: check if uri is blacklisted before trace it

* refactor: blacklist array renamed to ignored_paths

* refactor: exclude paths based on patterns

Author: ibrunotome

config/stackdriver.php

@@ -88,6 +88,8 @@
                 'workerNum' => 1,
             ],
         ],
+
+        'ignored_paths' => [],
     ],
 
     'error_reporting' => [

src/Stackdriver.php

@@ -61,6 +61,11 @@ public function startTracing(): void
             return;
         }
 
+        $ignoredPaths = config('stackdriver.tracing.ignored_paths', []);
+        if ($this->app['request']->is($ignoredPaths)) {
+            return;
+        }
+
         // Enable OpenCensus extension integrations
         Laravel::load();
         Mysql::load();