fix: Fix product page syntax errors

1. Remove duplicate/broken code in product tables section
2. Fix PostCSS config for Tailwind 4
3. Add @tailwindcss/postcss dependency
4. Remove --production flag from Dockerfile (sharp required)

All fixes enable successful Docker build with favicon working.

node_modules/prismjs/components/prism-ignore.js

@@ -0,0 +1,23 @@
+(function (Prism) {
+	Prism.languages.ignore = {
+		// https://git-scm.com/docs/gitignore
+		'comment': /^#.*/m,
+		'entry': {
+			pattern: /\S(?:.*(?:(?:\\ )|\S))?/,
+			alias: 'string',
+			inside: {
+				'operator': /^!|\*\*?|\?/,
+				'regex': {
+					pattern: /(^|[^\\])\[[^\[\]]*\]/,
+					lookbehind: true
+				},
+				'punctuation': /\//
+			}
+		}
+	};
+
+	Prism.languages.gitignore = Prism.languages.ignore;
+	Prism.languages.hgignore = Prism.languages.ignore;
+	Prism.languages.npmignore = Prism.languages.ignore;
+
+}(Prism));