chore: bump container versions and remove n8n

- gitea: 1.25.2 -> 1.26.1 (debyl + skudak)
- caddy: 2.10.2 -> 2.11.2
- uptime-kuma: 2.0.2 -> 2.3.2 (debyl + skudak)
- bookstack: 25.7 -> 26.3.4
- home-assistant: 2026.1 -> 2026.5.1
- immich (server + ML): v2.5.0 -> v2.7.5
- remove n8n service (unused)

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

ansible/roles/podman/templates/caddy/Caddyfile.j2

@@ -159,6 +159,16 @@
 	}
 }
 
+# Partsy Skudak (authenticated) - {{ parts_skudak_server_name }}
+{{ parts_skudak_server_name }} {
+	import common_headers
+	reverse_proxy localhost:8082
+	log {
+		output file /var/log/caddy/parts-skudak.log
+		format json
+	}
+}
+
 # Uptime Kuma (Debyltech) - {{ uptime_kuma_server_name }}
 {{ uptime_kuma_server_name }} {
 {{ ip_restricted_site() }}
@@ -332,23 +342,6 @@
 	}
 }
 
-# N8N Workflow Automation - {{ n8n_server_name }}
-{{ n8n_server_name }} {
-{{ ip_restricted_site() }}
-
-	handle @local {
-		import common_headers
-		reverse_proxy localhost:5678 {
-			flush_interval -1
-		}
-	}
-
-	log {
-		output file {{ caddy_log_path }}/n8n.log
-		format {{ caddy_log_format }}
-	}
-}
-
 # Fulfillr - {{ fulfillr_server_name }} (Static + API with IP restrictions)
 {{ fulfillr_server_name }} {
 {{ ip_restricted_site() }}