Add requirements.txt and update config.json

- Added centralized requirements.txt with exact package versions
- Updated config.json with TEST9 store name
- Dependencies: openpyxl==3.1.2, python-dateutil==2.8.2

config.json

@@ -5,7 +5,7 @@
     "company_name": "footprints",
     "email": "test@test.ro",
     "phone": "1231231231",
-    "store_name": "TEST5",
+    "store_name": "TEST9",
     "country": "Romania",
     "starting_date": "2026-01-01",
     "duration": 36,
@@ -58,12 +58,6 @@
     "google_views": 0,
     "email_subscribers": 100000,
     "sms_users": 0,
-    "whatsapp_contacts": 0,
-    "potential_reach_in_store": 0,
-    "unique_impressions_in_store": 0,
-    "potential_reach_on_site": 0,
-    "unique_impressions_on_site": 0,
-    "potential_reach_off_site": 0,
-    "unique_impressions_off_site": 0
+    "whatsapp_contacts": 0
   }
 }

requirements.txt

@@ -0,0 +1,19 @@
+# Business Case Form - Python Dependencies
+# Generated on 2025-09-24
+
+# Core Excel manipulation library
+openpyxl==3.1.2
+
+# Date utilities for date calculations
+python-dateutil==2.8.2
+
+# Standard libraries (included with Python 3.x):
+# - json
+# - os
+# - shutil
+# - datetime
+# - re
+# - pathlib
+# - tempfile
+# - zipfile
+# - xml.etree.ElementTree