Upd. Footer. Footer promo link added.

templates/apbct_settings__footer.php

@@ -42,7 +42,8 @@ function apbct_settings__footer()
         )],
     ];
     $block2_links = [
-        ['text' => 'Security plugin by CleanTalk', 'url' => admin_url('plugin-install.php') . '?s=spbct&tab=search&type=term']
+        ['text' => 'Security plugin by CleanTalk', 'url' => admin_url('plugin-install.php') . '?s=spbct&tab=search&type=term'],
+        ['text' => esc_html__('Forms to CRM / Gravity Add-On'), 'url' => admin_url('plugin-install.php') . '?s=cleantalk-doboard-add-on-for-gravity-forms&tab=search&type=term'],
     ];
 
     ?>

tests/StandaloneFunctions/TestSettingsFooterLinks.php

@@ -0,0 +1,39 @@
+<?php
+
+require_once dirname(__DIR__, 2) . '/templates/apbct_settings__footer.php';
+
+use PHPUnit\Framework\TestCase;
+
+class TestSettingsFooterLinks extends TestCase
+{
+    /**
+     * JSON structure for $block2_links
+     */
+    public function testBlock2LinksJsonStructureIsValid(): void
+    {
+        $function = new ReflectionFunction('apbct_settings__footer');
+
+        ob_start();
+        $function->invoke();
+        $output = ob_get_clean();
+
+        preg_match('/blockName:\s*["\']Recommended plugins["\'][\s\S]*?links:\s*(\[[\s\S]*?\])\s*,?\s*}/s', $output, $matches);
+
+        if (isset($matches[1])) {
+            $json = $matches[1];
+
+            $decoded = json_decode($json, true);
+            $this->assertIsArray($decoded, 'Must be a valid JSON');
+
+            $this->assertArrayHasKey('text', $decoded[0]);
+            $this->assertArrayHasKey('url', $decoded[0]);
+            $this->assertEquals('Security plugin by CleanTalk', $decoded[0]['text']);
+
+            $this->assertArrayHasKey('text', $decoded[1]);
+            $this->assertArrayHasKey('url', $decoded[1]);
+            $this->assertStringContainsString('Gravity Add-On', $decoded[1]['text']);
+        } else {
+            $this->fail('JSON for Recommended plugins not found');
+        }
+    }
+}