Human readable Uptime (#986)

* Human readable Uptime

* Uptime from Frenck code

* Uptime with Frenck code

* Updated Human Readable Uptime

* Removed trailing spaces

* Renamed sensor to "Last started"

Sensor renamed
Update moved to the boot process
Clean-up

---------

Co-authored-by: Edward Firmo <94725493+edwardtfn@users.noreply.github.com>
Co-authored-by: Edward Firmo <edward@costafirmo.com>

ReleaseNotes.md

@@ -31,6 +31,9 @@ Since in this update lots of input to the blueprint changed, we highly recommend
 3. Removed entity `sensor.xxxxx_settings_entity` and service `esphome.xxxxx_set_settings_entity`.
 4. Due to the changes on the time display engine, you might have to select your time format again in the blueprint settings.
 5. The network settings was moved to under `networks` on the `wifi` session. If you are using advanced/custom settings for Wi-Fi on ESPHome, you may have to update to follow the new format.
+6. The sensor "Uptime" is deprecated. It was replaced by "Last started" sensor, which makes it more readable to humans on Home Assistant interface. Thanks to @WZYProjects (#986) for the new sensor.<br>
+![image](https://github.com/Blackymas/NSPanel_HA_Blueprint/assets/94725493/282c1ea2-2919-4f40-a413-6fe572a155ce)
+
 
 &nbsp;
 ## Overview of all changes
@@ -58,7 +61,6 @@ The first add-on available is an **[embedded thermostat/heater](/docs/en/addon_c
 
 Please refeer to the [documentation](/docs/en/addon_climate.md) to get more details on how to enable this add-on.
 
-
 &nbsp;
 ### 2. Alarm control panel
 Now you can control an Alarm Control Panel from your NSPanel, which will allow you to set the alarm mode between the standard modes supported by Home Assistant (Home, Away, Night, Vacation or Custom bypass) or disarm the alarm.
@@ -140,6 +142,8 @@ See here: https://github.com/Blackymas/NSPanel_HA_Blueprint/labels/roadmap
 
 ## What's Changed
 * @chpego - Fixes on the blueprint UI (#928)
+* @WZYProjects - Human readable "Last started" sensor (#986)
 
 ## New Contributors
-* 
+* @chpego
+* @WZYProjects

nspanel_esphome.yaml

@@ -823,10 +823,15 @@ binary_sensor:
 ##### START - SENSOR CONFIGURATION #####
 sensor:
 
-  ##### Uptime #####
-  - name: ${device_name} uptime
-    platform: uptime
-    disabled_by_default: true
+  ##### Uptime Template #####
+  - name: ${device_name} Last started
+    id: last_started
+    platform: template
+    internal: false
+    device_class: timestamp
+    entity_category: diagnostic
+    accuracy_decimals: 0
+    update_interval: never
 
   ##### WIFI Signal stregth
   - name: ${device_name} RSSI
@@ -1311,6 +1316,9 @@ display:
         - lambda: id(disp1).set_component_text_printf("boot.esph_version", "%s", "${version}"); ### esphome-version ###
         - wait_until:
             api.connected
+        - sensor.template.publish:
+            id: last_started
+            state: !lambda 'return id(time_provider).utcnow().timestamp;'
         - lambda: id(disp1).set_component_text_printf("boot.ip_addr", "%s", id(ip_address).state.c_str());
         - delay: 1s
         - number.set: