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/zod-to-json-schema/dist/esm/parsers/array.js

@@ -0,0 +1,26 @@
+import { ZodFirstPartyTypeKind } from "zod/v3";
+import { setResponseValueAndErrors } from "../errorMessages.js";
+import { parseDef } from "../parseDef.js";
+export function parseArrayDef(def, refs) {
+    const res = {
+        type: "array",
+    };
+    if (def.type?._def &&
+        def.type?._def?.typeName !== ZodFirstPartyTypeKind.ZodAny) {
+        res.items = parseDef(def.type._def, {
+            ...refs,
+            currentPath: [...refs.currentPath, "items"],
+        });
+    }
+    if (def.minLength) {
+        setResponseValueAndErrors(res, "minItems", def.minLength.value, def.minLength.message, refs);
+    }
+    if (def.maxLength) {
+        setResponseValueAndErrors(res, "maxItems", def.maxLength.value, def.maxLength.message, refs);
+    }
+    if (def.exactLength) {
+        setResponseValueAndErrors(res, "minItems", def.exactLength.value, def.exactLength.message, refs);
+        setResponseValueAndErrors(res, "maxItems", def.exactLength.value, def.exactLength.message, refs);
+    }
+    return res;
+}