feat: add form validation for inovasi, lingkungan, and pendidikan modules

- Added isFormValid() and isHtmlEmpty() helper functions for form validation
- Disabled submit buttons when required fields are empty across multiple admin and public pages
- Applied consistent validation pattern for creating and editing records
- Commented out WhatsApp OTP sending in login route for debugging/testing
- Fixed path in NavbarMainMenu tooltip action

src/app/admin/(dashboard)/pendidikan/beasiswa-desa/keunggulan-program/create/page.tsx

@@ -16,6 +16,21 @@ function CreateKeunggulanProgram() {
   const router = useRouter();
   const [isSubmitting, setIsSubmitting] = useState(false);
 
+  // Helper function to check if HTML content is empty
+  const isHtmlEmpty = (html: string) => {
+    // Remove all HTML tags and check if there's any text content
+    const textContent = html.replace(/<[^>]*>/g, '').trim();
+    return textContent === '';
+  };
+
+  // Check if form is valid
+  const isFormValid = () => {
+    return (
+      stateCreate.create.form.judul?.trim() !== '' &&
+      !isHtmlEmpty(stateCreate.create.form.deskripsi)
+    );
+  };
+
   const resetForm = () => {
     stateCreate.create.form = {
       judul: "",
@@ -97,8 +112,11 @@ function CreateKeunggulanProgram() {
               onClick={handleSubmit}
               radius="md"
               size="md"
+              disabled={!isFormValid() || isSubmitting}
               style={{
-                background: `linear-gradient(135deg, ${colors['blue-button']}, #4facfe)`,
+                background: !isFormValid() || isSubmitting
+                  ? `linear-gradient(135deg, #cccccc, #eeeeee)`
+                  : `linear-gradient(135deg, ${colors['blue-button']}, #4facfe)`,
                 color: '#fff',
                 boxShadow: '0 4px 15px rgba(79, 172, 254, 0.4)',
               }}