fix(database): fix a db problem

var/www.saladbook.xyz/database/database.json

@@ -1,6 +1,5 @@
 {
     "Stefano": "Carrot",
     "Leo": "nicoise",
-    "Daniil": "with_beets",
-
-}
+    "Daniil": "with_beets"
+}

var/www.saladbook.xyz/database/salad_db.py

@@ -12,27 +12,39 @@ def get_script_directory():
 
 def load_database(filename):
     """Load the JSON database from a file."""
+    print(f"DEBUG: Attempting to load database from {filename}<br>")
     if os.path.exists(filename):
         try:
             with open(filename, "r") as file:
                 return json.load(file)
         except json.JSONDecodeError:
-            print("Error: Database file contains invalid JSON. Initializing an empty database.")
-            return {}
+            print("Error: Database file contains invalid JSON. Unable to load data.")
+            return None
         except Exception as e:
             print(f"Error: Failed to read the database file. {e}")
-            return {}
+            return None
     else:
+        print(f"DEBUG: Database file {filename} does not exist.<br>")
         return {}
 
 def save_database(data, filename):
     """Save the JSON database to a file."""
     try:
         with open(filename, "w") as file:
             json.dump(data, file, indent=4)
+        print(f"DEBUG: Database saved to {filename}<br>")
     except Exception as e:
         print(f"Error: Failed to save the database file. {e}")
 
+def initialize_database(filename):
+    """Initialize the database file if it does not exist."""
+    if not os.path.exists(filename):
+        data = {}
+        save_database(data, filename)
+        return data
+    else:
+        return load_database(filename)
+
 def main():
     print("Content-type: text/html\n")
     print()
@@ -45,9 +57,12 @@ def main():
     # Get the directory where the script is located
     script_directory = get_script_directory()
     filename = os.path.join(script_directory, "database.json")
+    print(f"DEBUG: Database filename is {filename}<br>")
 
-    # Load existing data
-    data = load_database(filename)
+    # Initialize and load existing data
+    data = initialize_database(filename)
+    if data is None:
+        data = {}
     print(f"DEBUG: Loaded data: {data}<br>")
 
     # Determine the request method
@@ -58,14 +73,17 @@ def main():
             # Read the input data from stdin
             content_length = int(os.getenv('CONTENT_LENGTH', 0))
             post_data = sys.stdin.read(content_length)
+            print(f"DEBUG: Received POST data: {post_data}<br>")
             form_data = parse_qs(post_data)
         else:  # DELETE method
-            form_data = cgi.FieldStorage()
+            form_data = sys.stdin.read()
 
         # Debugging: Print the form keys and values
         for key in form_data.keys():
             print(f"DEBUG: form[{key}]={form_data[key]}<br>")
 
+        print(f"DEBUG: form_data={form_data}<br>")
+
         name = form_data.get('name', [None])[0]
         salad = form_data.get('salad', [None])[0] if method == 'POST' else None