docs: update README with task_type options and add comment in cost_manager.py

Signed-off-by: ImMin5 <mino@megazone.com>

Author: ImMin5

README.md

@@ -28,3 +28,20 @@ Plugin for collecting AWS HyperBilling data
 
 ## Options
 *Example*
+currency: "USD"
+task_type: "identity" | "directory"
+resync_days: 7
+
+```json
+
+{
+  "task_type":  "string",
+  "currency": "string",
+  "resync_days": "int"
+  
+}
+
+
+```
+
+

src/plugin/main.py

@@ -89,7 +89,7 @@ def job_get_tasks(params: dict) -> dict:
         return job_mgr.get_tasks(
             domain_id, options, secret_data, schema, start, last_synchronized_at
         )
-    else:
+    else:  # 'directory' task_type
         return job_mgr.get_tasks_directory_type(
             domain_id, options, secret_data, schema, start, last_synchronized_at
         )

src/plugin/manager/cost_manager.py

@@ -66,6 +66,7 @@ def get_data(
         account_id = task_options["account_id"]
         database = task_options["database"]
 
+        # update SpaceONE service account tags info
         if task_type == "identity":
             service_account_id = task_options["service_account_id"]
             is_sync = task_options["is_sync"]