Add Set Boxes Locations page with status management and remove company branding from labels

- Renamed Store Articles card to Set Boxes Locations on warehouse main page
- Created new mobile-optimized page with two tabs for box location management:
  - Tab 1: Assign box to location (scan box, change status to closed, assign location)
  - Tab 2: Move box from location (scan location, list boxes, move to new location)
- Added box status management (open/closed) with status change button
- Enforced rule: only closed boxes can be assigned to locations
- Moved API logic to warehouse.py module:
  - search_box_by_number()
  - assign_box_to_location()
  - search_location_with_boxes()
  - move_box_to_new_location()
  - change_box_status()
- Added API routes in routes.py as thin wrappers
- Aligned page theme colors with application Bootstrap theme
- Added dark mode support for the new page
- Added Warehouse Main button to page header
- Removed 'INNOFA ROMANIA SRL' branding from:
  - Print module label preview and PDF generation
  - Print lost labels page
  - pdf_generator.py PDF creation function

py_app/app/pdf_generator.py

@@ -159,10 +159,10 @@ class LabelPDFGenerator:
         # Calculate row positions from top
         current_y = self.content_y + self.content_height
         
-        # Row 1: Company Header - "INNOFA RROMANIA SRL"
+        # Row 1: Company Header - (removed)
         row_y = current_y - self.row_height
         canvas.setFont("Helvetica-Bold", 10)
-        text = "INNOFA RROMANIA SRL"
+        text = ""
         text_width = canvas.stringWidth(text, "Helvetica-Bold", 10)
         x_centered = self.content_x + (self.content_width - text_width) / 2
         canvas.drawString(x_centered, row_y + self.row_height/3, text)