PocketID: Update PocketID for 2.x (#10506)

* Update PocketID for 2.x

* Update env var

ct/pocketid.sh

@@ -29,6 +29,12 @@ function update_script() {
     exit
   fi
 
+  # Mandatory as of v2.x.x
+  ENCRYPTION_KEY=$(openssl rand -base64 32)
+  if ! grep -q '^ENCRYPTION_KEY=' /opt/pocket-id/.env; then
+    echo "ENCRYPTION_KEY=$ENCRYPTION_KEY" >> /opt/pocket-id/.env
+  fi
+
   if check_for_gh_release "pocket-id" "pocket-id/pocket-id"; then
     if [ "$(printf '%s\n%s' "$(cat ~/.pocket-id 2>/dev/null || echo 0.0.0)" "1.0.0" | sort -V | head -n1)" = "$(cat ~/.pocket-id 2>/dev/null || echo 0.0.0)" ] &&
       [ "$(cat ~/.pocket-id 2>/dev/null || echo 0.0.0)" != "1.0.0" ]; then