refactor(inquiries): Update form validation and error handling

- Change required fields in inquiries form to enforce mandatory input
- Enhance API error handler to provide user-friendly messages without exposing raw server text
- Improve test cases for API error handling to ensure accurate message mapping and validation
- Refactor error messages for clarity and consistency across the application

app/_inquires/form.tsx

@@ -43,25 +43,25 @@ const InquiresForm = ({
         name: "full_name",
         label: "Full Name",
         placeholder: "",
-        required: false,
+        required: true,
       },
       {
         name: "company_name",
         label: "Company Name",
         placeholder: "",
-        required: false,
+        required: true,
       },
       {
         name: "work_email",
         label: "Work Email",
         placeholder: "",
-        required: false,
+        required: true,
       },
       {
         name: "phone_number",
         label: "Phone Number",
         placeholder: "",
-        required: false,
+        required: true,
       },
     ],
     [],
@@ -123,6 +123,8 @@ const InquiresForm = ({
       field.name.includes("email") || field.name === "work_email";
     const isPhoneField =
       field.name.includes("phone") || field.name === "phone_number";
+    const isStrictTextField =
+      field.name === "full_name" || field.name === "company_name";
 
     if (isPhoneField) {
       return createFieldValidation(field.label, field.required, {
@@ -150,6 +152,25 @@ const InquiresForm = ({
       });
     }
 
+    if (isStrictTextField) {
+      return createFieldValidation(field.label, field.required, {
+        minLength: field.required
+          ? {
+              value: 2,
+              message: `${field.label} must be at least 2 characters`,
+            }
+          : undefined,
+        maxLength: {
+          value: 200,
+          message: `${field.label} must not exceed 200 characters`,
+        },
+        pattern: {
+          value: /^[\p{L}\p{M}\p{N}\s'.,()&/_-]+$/u,
+          message: `${field.label} may only include letters, numbers, spaces, and common punctuation (no HTML or code)`,
+        },
+      });
+    }
+
     return createFieldValidation(field.label, field.required, {
       maxLength: {
         value: 200,