Implement functionality in order to generate report directly from the artifacts folder.

report_generator/__main__.py

@@ -4,20 +4,26 @@ from cc_common.api.cli import CLIManager
 from cc_common.config import load_environment
 from persistent_storage.shared import inject_secrets
 
-from .commands.generate import GenerateProperties, generate
+from .commands.generate import FolderProperties, GenerateProperties, from_folder, generate
 
 
 def run() -> None:
     """Entrypoint for CLI."""
     load_environment()
 
-    cli = CLIManager("report_generator", "Generates the PDF report of a stored scan.")
+    cli = CLIManager("report_generator", "Generates the PDF report of a scan.")
 
     cli.register_command(
         "generate",
         _with_storage_secrets,
         GenerateProperties,
-        help="Builds the PDF report of one scan from the artifacts it stored.",
+        help="Builds the report of a scan held in the store.",
+    )
+    cli.register_command(
+        "from-folder",
+        from_folder,
+        FolderProperties,
+        help="Builds the report from a folder of exported artifacts, without Postgres or the bucket.",
     )
     cli.run()