diff --git a/pyproject.toml b/pyproject.toml
index b9ad38d..b642795 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -8,7 +8,8 @@ version = "0.0.1"
 description = "Scan tickets and decide"
 requires-python = ">=3.12"
 dependencies = [
-    "pillow==12.1.1"
+    "pillow==12.1.1",
+    "pydantic==2.12.5"
 ]
 
 [project.optional-dependencies]
diff --git a/src/beaky/cli.py b/src/beaky/cli.py
index 869533a..608a747 100644
--- a/src/beaky/cli.py
+++ b/src/beaky/cli.py
@@ -1,5 +1,25 @@
+import argparse
+from pydantic import ValidationError
+
+from beaky.config import Config
+from beaky.scanner.scanner import Scanner
+
+
 def main():
-    print("Hi")
+    parser = argparse.ArgumentParser(
+        prog="beaky"
+    )
+    parser.add_argument("path", help="Path to config file.")
+    args = parser.parse_args()
+
+    try:
+        config = Config(**vars(args))
+    except ValidationError as e:
+        print("Bad arguments")
+        print(e)
+        return
+
+    Scanner(config)
 
 if __name__ == "__main__":
-    main()
\ No newline at end of file
+    main()
diff --git a/src/beaky/config.py b/src/beaky/config.py
new file mode 100644
index 0000000..f0e773b
--- /dev/null
+++ b/src/beaky/config.py
@@ -0,0 +1,5 @@
+from pydantic.dataclasses import dataclass
+
+@dataclass
+class Config:
+    path: str