added argument for app.py

Author: Karthikeyannhs

src/rules_validation_api/README.md

@@ -0,0 +1,21 @@
+# 🧪 Campaign Configuration Validator
+
+This Python script is designed to validate campaign configuration JSON file
+
+## 🛠 Requirements
+
+- Python 3.13
+- `rules_validation_api` must be installed and accessible
+- campaign configuration JSON file to verify
+
+## Steps to verify
+- Get to the rules_validation_api folder
+- `python app.py --config_path <path_to_config>`
+
+## Results
+- `On success`:
+"Valid config" is printed
+- `On failure`:
+"Errors will be printed"
+
+

src/rules_validation_api/app.py

@@ -1,13 +1,18 @@
-import json
 import sys
+import json
+import argparse
 from pathlib import Path
 
 from rules_validation_api.validators.rules_validator import RulesValidation
 
 
 def main() -> None:
-    with Path.open(Path("campaign_config.json")) as file:
-        json_data = json.load(file)  # this validates json
+    parser = argparse.ArgumentParser(description="Validate campaign configuration.")
+    parser.add_argument("--config_path", required=True, help="Path to the campaign config JSON file")
+    args = parser.parse_args()
+
+    with Path(args.config_path).open() as file:
+        json_data = json.load(file)
         RulesValidation(**json_data)
         sys.stdout.write("Valid Config\n")