CIAC-8160: generate pack readme in marketplace contributions

.changelog/4684.yml

@@ -0,0 +1,4 @@
+changes:
+- description: Added the option to add content to the pack README of a new pack that was contributed through XSOAR UI.
+  type: feature
+pr_number: 4684

demisto_sdk/commands/init/contribution_converter.py

@@ -134,6 +134,7 @@ def __init__(
         detected_content_items: list = [],
         base_dir: Optional[str] = None,
         working_dir_path: str = "",
+        pack_readme: str = "",
     ):
         """Initializes a ContributionConverter instance
 
@@ -154,8 +155,10 @@ def __init__(
             base_dir (Union[str], optional): Used to explicitly pass the path to the top-level directory of the
                 local content repo. If no value is passed, the `CONTENT_PATH` variable is used to determine
                 the path. Defaults to None.
+            pack_readme (str): The content of the new pack readme, if create_new == True.
 
         """
+        self.pack_readme = pack_readme
         self.configuration = Configuration()
         self.contribution = contribution
         self.description = description
@@ -745,6 +748,10 @@ def create_pack_base_files(self):
         """
         logger.info("Creating pack base files")
         Path(self.working_dir_path, PACKS_README_FILE_NAME).touch()
+        if self.pack_readme:
+            Path(self.working_dir_path, PACKS_README_FILE_NAME).write_text(
+                self.pack_readme
+            )
 
         Path(self.working_dir_path, ".secrets-ignore").touch()
 

demisto_sdk/commands/init/tests/contribution_converter_test.py

@@ -1502,13 +1502,18 @@ def test_process_new_pack(
             create_new=True,
             working_dir_path=str(contribution_temp_dir),
             base_dir=git_repo.path,
+            pack_readme=readme,
         )
 
         # Convert the contribution to a pack
         contrib_converter.convert_contribution_to_pack()
 
         # Check new Pack README exists
         assert Path(contrib_converter.working_dir_path, PACKS_README_FILE_NAME).exists()
+        content_pack_readme = Path(
+            contrib_converter.working_dir_path, PACKS_README_FILE_NAME
+        ).read_text()
+        assert content_pack_readme == readme
 
         # Check new Integration README exists
         assert Path(contrib_converter.readme_files[0]).exists()