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/tapable/lib/SyncBailHook.js

@@ -0,0 +1,51 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const Hook = require("./Hook");
+const HookCodeFactory = require("./HookCodeFactory");
+
+class SyncBailHookCodeFactory extends HookCodeFactory {
+	content({ onError, onResult, resultReturns, onDone, rethrowIfPossible }) {
+		return this.callTapsSeries({
+			onError: (i, err) => onError(err),
+			onResult: (i, result, next) =>
+				`if(${result} !== undefined) {\n${onResult(
+					result
+				)};\n} else {\n${next()}}\n`,
+			resultReturns,
+			onDone,
+			rethrowIfPossible
+		});
+	}
+}
+
+const factory = new SyncBailHookCodeFactory();
+
+const TAP_ASYNC = () => {
+	throw new Error("tapAsync is not supported on a SyncBailHook");
+};
+
+const TAP_PROMISE = () => {
+	throw new Error("tapPromise is not supported on a SyncBailHook");
+};
+
+function COMPILE(options) {
+	factory.setup(this, options);
+	return factory.create(options);
+}
+
+function SyncBailHook(args = [], name = undefined) {
+	const hook = new Hook(args, name);
+	hook.constructor = SyncBailHook;
+	hook.tapAsync = TAP_ASYNC;
+	hook.tapPromise = TAP_PROMISE;
+	hook.compile = COMPILE;
+	return hook;
+}
+
+SyncBailHook.prototype = null;
+
+module.exports = SyncBailHook;