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/uncrypto/dist/crypto.web.cjs

@@ -0,0 +1,22 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', { value: true });
+
+const webCrypto = globalThis.crypto;
+const subtle = webCrypto.subtle;
+const randomUUID = () => {
+  return webCrypto.randomUUID();
+};
+const getRandomValues = (array) => {
+  return webCrypto.getRandomValues(array);
+};
+const _crypto = {
+  randomUUID,
+  getRandomValues,
+  subtle
+};
+
+exports.default = _crypto;
+exports.getRandomValues = getRandomValues;
+exports.randomUUID = randomUUID;
+exports.subtle = subtle;