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/qbittorrent/config/qBittorrent/watched_folders.json

@@ -0,0 +1,37 @@
+{
+    "/downloads": {
+        "add_torrent_params": {
+            "category": "",
+            "download_limit": -1,
+            "download_path": "",
+            "inactive_seeding_time_limit": -2,
+            "operating_mode": "AutoManaged",
+            "ratio_limit": -2,
+            "save_path": "",
+            "seeding_time_limit": -2,
+            "skip_checking": false,
+            "tags": [
+            ],
+            "upload_limit": -1
+        },
+        "recursive": false
+    },
+    "/torrents": {
+        "add_torrent_params": {
+            "category": "",
+            "download_limit": -1,
+            "download_path": "",
+            "inactive_seeding_time_limit": -2,
+            "operating_mode": "AutoManaged",
+            "ratio_limit": -2,
+            "save_path": "/torrents",
+            "seeding_time_limit": -2,
+            "skip_checking": false,
+            "tags": [
+            ],
+            "upload_limit": -1,
+            "use_auto_tmm": false
+        },
+        "recursive": false
+    }
+}