feat: Enhance software tool with country selection and tax calculation

- Added a helper function to generate country select options in software tool.
- Updated user info modal and payment modal to use country dropdowns instead of text inputs.
- Implemented tax calculation based on selected country in payment modal.
- Improved software options loading behavior in debug mode.
- Enhanced description formatting in payment modal.
- Added log modal for equipment updates with a link to view logs.
- Introduced a new countries settings file with tax rates for various countries.
- Minor adjustments to various PHP files for better handling of equipment and payment processes.

maintenance.php

@@ -40,6 +40,9 @@ if ($update_allowed === 1){
     if (isset($_POST['generateDealerInformation'])){
         generateDealerInformation($_SESSION['userkey']);
     }
+    if (isset($_POST['generateCountriesFile'])){
+        generateCountriesFile($_SESSION['userkey']);
+    }
 }
 
 // Handle success messages
@@ -91,6 +94,10 @@ $view .= '<div class="content-block tab-content active">
             <label for="service">GenerateDealerInfo</label>
             <input type="submit" name="generateDealerInformation" style="width: 15%;" value="DealerInfo" class="btn">
         </div>
+        <div class="form responsive-width-100">
+            <label for="service">Generate Countries File</label>
+            <input type="submit" name="generateCountriesFile" style="width: 15%;" value="Countries" class="btn">
+        </div>
    </div>
 </div>';
 }