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-magma.js

@@ -0,0 +1,35 @@
+Prism.languages.magma = {
+	'output': {
+		pattern: /^(>.*(?:\r(?:\n|(?!\n))|\n))(?!>)(?:.+|(?:\r(?:\n|(?!\n))|\n)(?!>).*)(?:(?:\r(?:\n|(?!\n))|\n)(?!>).*)*/m,
+		lookbehind: true,
+		greedy: true
+	},
+
+	'comment': {
+		pattern: /\/\/.*|\/\*[\s\S]*?\*\//,
+		greedy: true
+	},
+	'string': {
+		pattern: /(^|[^\\"])"(?:[^\r\n\\"]|\\.)*"/,
+		lookbehind: true,
+		greedy: true
+	},
+
+	// http://magma.maths.usyd.edu.au/magma/handbook/text/82
+	'keyword': /\b(?:_|adj|and|assert|assert2|assert3|assigned|break|by|case|cat|catch|clear|cmpeq|cmpne|continue|declare|default|delete|diff|div|do|elif|else|end|eq|error|eval|exists|exit|for|forall|forward|fprintf|freeze|function|ge|gt|if|iload|import|in|intrinsic|is|join|le|load|local|lt|meet|mod|ne|not|notadj|notin|notsubset|or|print|printf|procedure|quit|random|read|readi|repeat|require|requirege|requirerange|restore|return|save|sdiff|select|subset|then|time|to|try|until|vprint|vprintf|vtime|when|where|while|xor)\b/,
+	'boolean': /\b(?:false|true)\b/,
+
+	'generator': {
+		pattern: /\b[a-z_]\w*(?=\s*<)/i,
+		alias: 'class-name'
+	},
+	'function': /\b[a-z_]\w*(?=\s*\()/i,
+
+	'number': {
+		pattern: /(^|[^\w.]|\.\.)(?:\d+(?:\.\d*)?|\.\d+)(?:[eE][+-]?\d+)?(?:_[a-z]?)?(?=$|[^\w.]|\.\.)/,
+		lookbehind: true
+	},
+
+	'operator': /->|[-+*/^~!|#=]|:=|\.\./,
+	'punctuation': /[()[\]{}<>,;.:]/
+};