feat: add favorites panel to meal generator, remove redundant Another one button

- Add clickable favorites counter with expandable panel
- Render saved recipes list with remove button
- Remove duplicate 'Another one' button (Generate already covers it)
- Sync favorite button state when removing from panel

.dockerignore

@@ -0,0 +1,5 @@
+node_modules
+dist
+.git
+.env
+*.log