Republish setup: fastlane + Forgejo CI, signing/version fixes, Play-policy link

- support_page: repoint comunes.org link to project page (Play re-approval)
- build.gradle: conditional release signing (debug fallback), versionCode/Name
  from pubspec, drop duplicate google-services plugin
- pubspec: version 1.10.0+10 (versionCode must exceed last uploaded)
- track AndroidManifest.xml (no secrets in it)
- fastlane: Appfile/Fastfile (deploy_play/deploy_metadata/promote_production) +
  Gemfile + es/en/gl store metadata
- .forgejo: ci.yml (analyze+test) + release.yml (tag v* -> signed AAB -> Play internal)
- README + RELEASE.md

fastlane/metadata/android/en-US/changelogs/10.txt

@@ -0,0 +1,2 @@
+All Against The Fire! is back. Upgraded to a recent Flutter, stability
+improvements and code cleanup. Fire alerts in your area based on NASA FIRMS data.

fastlane/metadata/android/en-US/full_description.txt

@@ -0,0 +1,17 @@
+All Against The Fire! notifies you about fires detected in an area of your
+interest. It helps the early detection of fires and facilitates local
+mobilization while the professional extinction services arrive.
+
+HOW IT WORKS
+• Pick the area you want to watch.
+• Get notified when a heat spot is detected in that area.
+• See active fires on the map, with their location and time.
+• Share an alert to mobilise people around you.
+
+DATA
+Heat spots come from data and imagery from LANCE FIRMS operated by the
+NASA/GSFC/Earth Science Data and Information System (ESDIS) with funding
+provided by NASA/HQ.
+
+Free software (GNU AGPL-3.0). No ads, non-profit: a community tool to prevent
+and respond to wildfires.

fastlane/metadata/android/en-US/short_description.txt

@@ -0,0 +1 @@
+Fire alerts in your area for early detection and local response.

fastlane/metadata/android/en-US/title.txt

@@ -0,0 +1 @@
+All Against The Fire!