feat: download and apply meshviewer release automatically

Author: FFHener

roles/ff_util/handlers/main.yml

@@ -1 +1,6 @@
 ---
+- name: Unpack Meshviewer
+  ansible.builtin.unarchive:
+    src: /opt/meshviewer/meshviewer-build.zip
+    dest: /var/www/hopglass.berlin.freifunk.net/www
+    remote_src: true

roles/ff_util/tasks/main.yml

@@ -10,8 +10,14 @@
     - /opt/meshviewer
     - /var/www/hopglass.berlin.freifunk.net/www/
 
-# Download latest meshviewer release from https://github.com/freifunk/meshviewer/releases
-# and unpack to /var/www/hopglass.berlin.freifunk.net/www/
+- name: Download Meshviewer release
+  ansible.builtin.get_url:
+    url: "https://github.com/freifunk/meshviewer/releases/download/v{{ meshviewer_version }}/meshviewer-build.zip"
+    dest: /opt/meshviewer/
+    mode: "0644"
+    owner: caddy
+    group: caddy
+  notify: Unpack Meshviewer
 
 - name: Copy owm2meshviewer script
   ansible.builtin.copy: