Add documentation

Signed-off-by: David Kornel <[email protected]>

test-frame-log-collector/README.md

@@ -169,6 +169,42 @@ the logs path will then look like this:
 ```
 The tree path will look similarly to above examples, there will be folders for Namespaces matching the specified labels.
 
+### Global log collector
+`GlobaLogCollector` is an annotation which can handle collecting logs which user want automatically in case of test failure or before/after failure.
+
+Register GlobalLogCollector handlers and configure
+
+```java
+import io.skodjob.testframe.LogCollectorBuilder;
+import io.skodjob.testframe.annotations.CollectLogs;
+import io.skodjob.testframe.listeners.GlobalLogCollector;
+import io.skodjob.testframe.resources.KubeResourceManager;
+import org.junit.jupiter.api.Test;
+
+@CollectLogs
+class TestClass() {
+    static {
+        // Setup global log collector and handlers
+        GlobalLogCollector.setupGlobalLogCollector(new LogCollectorBuilder()
+            .withNamespacedResources("sa", "deployment", "configmaps", "secret")
+            .withClusterWideResources("nodes")
+            .withKubeClient(KubeResourceManager.getKubeClient())
+            .withKubeCmdClient(KubeResourceManager.getKubeCmdClient())
+            .withRootFolderPath("/some-path/path/")
+            .build());
+        GlobalLogCollector.addLogCallback(() -> {
+            GlobalLogCollector.getGlobalLogCollector().collectFromNamespaces("test-namespace", "test-namespace-2");
+            GlobalLogCollector.getGlobalLogCollector().collectClusterWideResources();
+        });
+    }
+
+    @Test
+    void test() {
+        ...
+    }
+}
+```
+
 ### Specifying additional folder path
 
 In case that you would like to collect the logs to additional sub-directories of your root folder, the `LogCollector` contains