Remove redundant step numbers from recipe instructions in UI and database

app/database.py

@@ -85,6 +85,21 @@ def clean_source_label(source: Optional[str]) -> str:
     return src
 
 
+def clean_instructions_text(text: Optional[str]) -> str:
+    """Entfernt vorangestellte Schrittnummern (z. B. '1. ', 'Schritt 1: ') aus Zubereitungszeilen."""
+    if not text:
+        return ""
+    import re
+    cleaned_lines = []
+    for line in str(text).splitlines():
+        line_s = line.strip()
+        if not line_s:
+            continue
+        cleaned = re.sub(r'^(?:Schritt\s*\d+[:.]?|\d+[\.\)\:])\s*', '', line_s, flags=re.IGNORECASE)
+        cleaned_lines.append(cleaned)
+    return "\n".join(cleaned_lines)
+
+
 def guess_category_for_ingredient(name: str) -> str:
     """Bestimmt automatisch die passende Supermarkt-Kategorie anhand deutscher Zutaten-Keywords."""
     if not name:
@@ -713,6 +728,8 @@ def add_recipe(
         # Fallback to mapped chapter number if possible
         chapter_number = CHAPTER_MAP.get(category, 1)
 
+    instructions = clean_instructions_text(instructions)
+
     res = execute_query(
         """
         INSERT INTO recipes (title, category, chapter_number, effort, prep_time, cook_time, portions, has_portion_table, ingredients, instructions, notes, source, image_url, printed_at)
@@ -755,6 +772,8 @@ def update_recipe(
     if not existing:
         raise KeyError(f"Rezept #{recipe_id} nicht gefunden.")
 
+    instructions = clean_instructions_text(instructions)
+
     use_portion_table = int(bool(has_portion_table)) if has_portion_table is not None else existing.get("has_portion_table", 0)
 
     if image_url is not None: