@@ -1,5 +1,22 @@
 After nixos installation and config files in place, run the `../install-new-desktop.sh` script to put in place all the config files (vim,nvim,tmux,i3,etc)
 
+Go back to a previous generation:
+```
+# list stored generations
+sudo nixos-rebuild list-generations
+
+# go to generation number 42
+sudo nix-env --switch-generation 42 -p /nix/var/nix/profiles/system
+
+# use it
+sudo /nix/var/nix/profiles/system/bin/switch-to-configuration switch
+
+# go back to the latest generation (suppose is 84)
+sudo nix-env --switch-generation 82 -p /nix/var/nix/profiles/system
+
+# to quickly go back just one step:
+sudo nixos-rebuild rollback
+```
 
 From time to time run the following commands to remove stuff from old generations
 ```

@@ -39,12 +39,11 @@ - Wallabag:
         icon: wallabag.png
         href: http://192.168.1.155:8098
         description: Wallabag Read It Later
-    - pi-hole:
-        icon: pi-hole.png
-        href: https://192.168.1.155/admin/
-        description: pi-hole admin panel
-        widget:
-          type: pihole
-          url: http://192.168.1.155
-          version: 6 # required if running v6 or higher, defaults to 5
-          key: YOUR_PASSWORD_HERE # password
+    - HomeAssistant:
+        icon: home-assistant.png
+        href: http://192.168.1.148:8123
+        description: Open Home Assistant page.
+#    - Vosk:
+#        icon: vosk.png
+#        href: http://192.168.1.155:8101
+#        description: voice to text

@@ -11,3 +11,7 @@ saturate: 60 # 0, 50, 100... see https://tailwindcss.com/docs/backdrop-saturate
   brightness: 50 # 0, 50, 75... see https://tailwindcss.com/docs/backdrop-brightness
   opacity: 100 # 0-100
 
+providers:
+  openweathermap: openweathermapapikey
+  weatherapi: weatherapiapikey
+

@@ -12,8 +12,13 @@
 - resources:
     cpu: true
     memory: true
+    cputemp: true
     disk: /
     uptime: true
+- resources:
+    label: "hard drive"
+    expanded: true
+    disk: /app/config
 
 - search:
     provider: duckduckgo

@@ -31,7 +31,8 @@ # - wallabag: 8098
 # - slskd: 8099
 # - metube: 8100
 # - qbittorrent: 8080
-# - homepage: 3000
+# - homepage: 8000
+# - grafana: 3000
 
 services:
   jellyfin:
@@ -45,7 +46,7 @@ - /mnt/usb:/media
     restart: unless-stopped
 
   emby:
-    image: emby/embyserver_arm64v8
+    image: emby/embyserver # in rpi: emby/embyserver_arm64v8
     container_name: emby
     ports:
       - "8097:8096"
@@ -117,48 +118,50 @@ - /mnt/usb/configurations/homepage:/app/config
     restart: unless-stopped
 
   # metrics related:
-  #  prometheus:
-  #    image: prom/prometheus:latest
-  #    container_name: prometheus
-  #    ports:
-  #      - "9090:9090"
-  #    volumes:
-  #      - ./prometheus.yml:/etc/prometheus/prometheus.yml
-  #      - prometheus_data:/prometheus
-  #    networks:
-  #      - monitoring
-  #    restart: unless-stopped
-  #
-  #  node-exporter:
-  #    image: prom/node-exporter:latest
-  #    container_name: node-exporter
-  #    ports:
-  #      - "9100:9100"
-  #    networks:
-  #      - monitoring
-  #    restart: unless-stopped
-  #
-  #  grafana:
-  #    image: grafana/grafana:latest
-  #    container_name: grafana
-  #    ports:
-  #      - "3000:3000"
-  #    environment:
-  #      - GF_SECURITY_ADMIN_PASSWORD=admin
-  #    volumes:
-  #      - grafana_data:/var/lib/grafana
-  #    networks:
-  #      - monitoring
-  #    depends_on:
-  #      - prometheus
-  #    restart: unless-stopped
+  prometheus:
+    image: prom/prometheus:latest
+    container_name: prometheus
+    ports:
+      - "9090:9090"
+    volumes:
+      - ./prometheus.yml:/etc/prometheus/prometheus.yml
+      - prometheus_data:/prometheus
+    networks:
+      - monitoring
+    restart: unless-stopped
+ 
+  node-exporter:
+    image: prom/node-exporter:latest
+    container_name: node-exporter
+    ports:
+      - "9100:9100"
+    volumes:
+      - /:/host:ro
+    networks:
+      - monitoring
+    restart: unless-stopped
+ 
+  grafana:
+    image: grafana/grafana:latest
+    container_name: grafana
+    ports:
+      - "3000:3000"
+    environment:
+      - GF_SECURITY_ADMIN_PASSWORD=YOUR_PASSWORD_HERE
+    volumes:
+      - grafana_data:/var/lib/grafana
+    networks:
+      - monitoring
+    depends_on:
+      - prometheus
+    restart: unless-stopped
 
 networks:
   monitoring:
     driver: bridge
 
-#volumes:
-#  prometheus_data:
-#    driver: local
-#  grafana_data:
-#    driver: local
+volumes:
+ prometheus_data:
+   driver: local
+ grafana_data:
+   driver: local