Update README.md

Author: saadmk11

README.md

@@ -1 +1,36 @@
 # GitHub Action Utils
+
+### Example:
+
+```python
+with group_context_manager("My Group"):
+    set_output("test_var", "test_value")
+    save_state("state", "val")
+
+    debug("Debug message")
+
+    warning(
+        "Warning message", title="Warning Title", file="example.py",
+        col=1, end_column=2, line=5, end_line=6,
+    )
+    warning("Another warning message")
+
+    error(
+        "Error message", title="Error Title", file="example.py",
+        col=1, end_column=2, line=1, end_line=2,
+    )
+    notice("Another notice message")
+
+    append_job_summary("# Hello World")
+    append_job_summary("- Point 1")
+    append_job_summary("- Point 2")
+```
+
+#### Colorful Grouped Build Log Output
+![s3](https://user-images.githubusercontent.com/24854406/180003937-5839856e-09f9-47e7-8b62-f5126a78cad6.png)
+
+#### Log Annotations and Build Summery
+![s2](https://user-images.githubusercontent.com/24854406/180003153-99434824-d08c-4a54-9a89-4c6163def1b2.png)
+
+#### Log Annotations Associated with a File
+![s](https://user-images.githubusercontent.com/24854406/180003164-12735d03-a452-4bef-96a6-f1dc4298756e.png)