Reorganize repo: one folder per application under apps/.

Move docker/ and configs/ into apps/<name>/ with config/ subfolders.
Proxmox split into hosts/pve and hosts/dell-proxmox. Nginx under
infrastructure/. Update sync script, RESTORE.md, and per-app READMEs.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/guacamole/README.md

@@ -0,0 +1,8 @@
+# guacamole
+
+| | |
+|---|---|
+| **Poort** | 8348 |
+| **Start** | `docker compose up -d` |
+
+Zie [apps/README.md](../README.md) en [RESTORE.md](../../RESTORE.md).

apps/guacamole/docker-compose.yml

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+services:
+  guacamole:
+    container_name: Guacamole
+    image: jwetzell/guacamole
+
+    healthcheck:
+     test: curl -f http://localhost:8080/ || exit 1
+    mem_limit: 6g
+    cpu_shares: 1024
+    security_opt:
+      - no-new-privileges:false
+    restart: on-failure:5
+    ports:
+      - 8348:8080
+    volumes:
+      - /volume1/docker/guacamole:/config:rw
+    environment:
+      PUID: 1026
+      PGID: 100
+      TZ: Europe/Bucharest

apps/guacamole/guacamole.properties

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+postgresql-hostname: localhost
+postgresql-port: 5432
+postgresql-database: guacamole_db
+postgresql-username: guacamole
+postgresql-password: null
+
+# ldap-hostname: ldap.example.net
+# ldap-port: 389
+# ldap-encryption-method: none
+# ldap-max-search-results: 1000
+# ldap-search-bind-dn:
+# ldap-search-bind-password:
+# ldap-user-base-dn: ou=people,dc=example,dc=net
+# ldap-username-attribute: uid
+# ldap-user-search-filter: (objectClass=*)
+
+enable-clipboard-integration: true