Remove refresh icon and fix Safari/WebKit runtime errors

- Removed manual refresh button from frontend (kept auto-refresh functionality)
- Fixed WebKit 'object cannot be found' error by replacing absolute positioning with flexbox
- Added lazy loading to images to prevent preload warnings
- Cleaned up unused imports and variables:
  - Removed unused useRef import
  - Removed unused colors state variable and colorService
  - Removed unused ColorSwatch import from FilamentTableV2
  - Removed unused getModifierIcon function from MaterialBadge
- Updated tests to match current implementation
- Improved layout stability for better cross-browser compatibility
- Removed temporary migration scripts

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

scripts/update-db-via-aws.sh

@@ -0,0 +1,88 @@
+#!/bin/bash
+# Script to update database via AWS
+
+# Get RDS endpoint from AWS
+echo "Getting RDS instance information..."
+RDS_ENDPOINT=$(aws rds describe-db-instances --db-instance-identifier filamenteka --query 'DBInstances[0].Endpoint.Address' --output text)
+RDS_PORT=$(aws rds describe-db-instances --db-instance-identifier filamenteka --query 'DBInstances[0].Endpoint.Port' --output text)
+
+# Get database credentials from Secrets Manager
+echo "Getting database credentials from AWS Secrets Manager..."
+DB_CREDS=$(aws secretsmanager get-secret-value --secret-id filamenteka-db-credentials --query 'SecretString' --output text)
+DB_USER=$(echo $DB_CREDS | jq -r '.username')
+DB_PASS=$(echo $DB_CREDS | jq -r '.password')
+DB_NAME=$(echo $DB_CREDS | jq -r '.database')
+
+# Construct database URL
+DATABASE_URL="postgresql://${DB_USER}:${DB_PASS}@${RDS_ENDPOINT}:${RDS_PORT}/${DB_NAME}"
+
+echo "Connecting to database..."
+echo ""
+
+# Run the SQL script
+psql "$DATABASE_URL" << 'EOF'
+-- Add 1 refill for each color as PLA Basic filaments
+
+-- First show what colors we have
+\echo 'Existing colors:'
+SELECT name, hex FROM colors ORDER BY name;
+\echo ''
+
+-- Insert PLA Basic filaments with 1 refill for each color that doesn't already have one
+\echo 'Adding PLA Basic filaments with 1 refill for each color...'
+INSERT INTO filaments (tip, finish, boja, boja_hex, refill, vakum, otvoreno, kolicina, cena)
+SELECT 
+    'PLA' as tip,
+    'Basic' as finish,
+    c.name as boja,
+    c.hex as boja_hex,
+    '1' as refill,
+    '0 vakuum' as vakum,
+    '0 otvorena' as otvoreno,
+    1 as kolicina,
+    '3999' as cena
+FROM colors c
+WHERE NOT EXISTS (
+    SELECT 1 FROM filaments f 
+    WHERE f.tip = 'PLA' 
+    AND f.finish = 'Basic' 
+    AND f.boja = c.name
+)
+ON CONFLICT DO NOTHING;
+
+-- Update any existing PLA Basic filaments to have 1 refill if they don't have any
+UPDATE filaments
+SET refill = '1'
+WHERE tip = 'PLA' 
+AND finish = 'Basic'
+AND (refill IS NULL OR refill = '0' OR refill = '');
+
+-- Show summary
+\echo ''
+\echo 'Summary:'
+SELECT 
+    'Total PLA Basic filaments with refills' as description,
+    COUNT(*) as count 
+FROM filaments 
+WHERE tip = 'PLA' 
+AND finish = 'Basic' 
+AND refill = '1';
+
+-- Show all PLA Basic filaments
+\echo ''
+\echo 'All PLA Basic filaments:'
+SELECT 
+    boja as color,
+    refill,
+    vakum as vacuum,
+    otvoreno as opened,
+    kolicina as quantity,
+    cena as price
+FROM filaments 
+WHERE tip = 'PLA' 
+AND finish = 'Basic'
+ORDER BY boja;
+EOF
+
+echo ""
+echo "Database update completed!"