fix(discord): configure jellyfin-rpc on activation rather than before service

modules/home/discord/jellyfin-rpc.nix

@@ -67,6 +67,23 @@ in {
           '';
       };
     };
+
+    home.activation.jellyfin-rpc-configure =
+      let
+        jq = lib.getExe pkgs.jq;
+        api-key-file = config.sops.secrets.jellyfin-rpc-api-key.path;
+      in lib.hm.dag.entryAfter ["writeBoundary"] ''
+        dest=''${XDG_CONFIG_HOME:-$HOME/.config}/jellyfin-rpc/main.json
+        um=$(umask)
+	mkdir -p "$(dirname "$dest")"
+        umask 177
+        [[ -f "$dest" ]] && chmod 600 "$dest"
+        jq < ${jellyfin-rpc-config-template} > "$dest" \
+          --rawfile api_key ${api-key-file} \
+          '.jellyfin.api_key = $api_key'
+	umask $(um)
+      '';
+
     systemd.user.services.jellyfin-rpc = {
       Unit = {
         After = ["jellyfin-rpc-configure"];