Add April to signatories

Author: marcprux

public/img/logos/april.org.png

@@ -41,3 +41,5 @@ items:
     url: "https://support.google.com/android-developer-console/answer/16450960"
   - text: "API Documentation"
     url: "https://developer.android.com/reference/android/content/pm/PackageInstaller#DEVELOPER_VERIFICATION_FAILED_REASON_DEVELOPER_BLOCKED"
+  - text: "How the advanced flow works for users"
+    url: "https://android-developers.googleblog.com/2026/03/android-developer-verification.html"

src/data/links/official-docs.yaml

@@ -27,6 +27,11 @@
   region: "FR"
   social-x: "https://x.com/TheAppFair"
   social-mastodon: "https://fosstodon.org/@appfair"
+- organization: "April"
+  url: "april.org"
+  poc: "Frédéric Couchet <fcouchet@april.org>"
+  region: "FR"
+  social-mastodon: "https://pouet.april.org/@aprilorg"
 - organization: "ARTICLE 19"
   url: "article19.org"
   poc: "Mark Dempsey <mark.dempsey@article19.org>"