fix: Fedimint Guardian UI on port 8175 (not 8174 API)

Fedimintd serves JSON-RPC API on 8174 and Guardian web UI on 8175.
Updated all port mappings: frontend AppSession, nginx HTTP/HTTPS
proxies, PodmanClient static map.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

core/container/src/podman_client.rs

@@ -89,7 +89,7 @@ impl PodmanClient {
             "nginx-proxy-manager" => "http://localhost:8181",
             "portainer" => "http://localhost:9000",
             "uptime-kuma" => "http://localhost:3001",
-            "fedimint" | "fedimintd" => "http://localhost:8174",
+            "fedimint" | "fedimintd" => "http://localhost:8175",
             "fedimint-gateway" => "http://localhost:8176",
             "nostr-rs-relay" => "http://localhost:18081",
             "indeedhub" => "http://localhost:7777",

image-recipe/configs/nginx-archipelago.conf

@@ -444,7 +444,7 @@ server {
         sub_filter '</head>' '<script src="/nostr-provider.js"></script></head>';
     }
     location /app/fedimint/ {
-        proxy_pass http://127.0.0.1:8174/;
+        proxy_pass http://127.0.0.1:8175/;
         proxy_http_version 1.1;
         proxy_set_header Host $host;
         proxy_set_header X-Real-IP $remote_addr;

image-recipe/configs/snippets/archipelago-https-app-proxies.conf

@@ -161,7 +161,7 @@ location /app/mempool/ {
     sub_filter '</head>' '<script src="/nostr-provider.js"></script></head>';
 }
 location /app/fedimint/ {
-    proxy_pass http://127.0.0.1:8174/;
+    proxy_pass http://127.0.0.1:8175/;
     proxy_http_version 1.1;
     proxy_set_header Host $host;
     proxy_set_header X-Real-IP $remote_addr;

neode-ui/src/views/AppSession.vue

@@ -303,8 +303,8 @@ const APP_PORTS: Record<string, number> = {
   'nginx-proxy-manager': 8181,
   'portainer':     9000,
   'uptime-kuma':   3001,
-  'fedimint':      8174,
-  'fedimintd':     8174,
+  'fedimint':      8175,
+  'fedimintd':     8175,
   'fedimint-gateway': 8176,
   'nostr-rs-relay': 18081,
   'indeedhub':     7777,