fix first beat's uptime is 0%

package.json

@@ -7,7 +7,7 @@
         "update": "",
         "build": "vite build",
         "vite-preview-dist": "vite preview --host",
-        "build-docker": "docker buildx build --platform linux/amd64,linux/arm64,linux/arm/v7 -t louislam/uptime-kuma . --push",
+        "build-docker": "docker buildx build --platform linux/amd64,linux/arm64,linux/arm/v7 -t louislam/uptime-kuma -t louislam/uptime-kuma:1 . --push",
         "setup": "git checkout 1.0.0 && npm install && npm run build"
     },
     "dependencies": {

server/model/monitor.js

@@ -185,7 +185,7 @@ class Monitor extends BeanModel {
     static async sendUptime(duration, io, monitorID, userID) {
         let sec = duration * 3600;
 
-        let downtimeList = await R.getAll(`
+        let heartbeatList = await R.getAll(`
             SELECT duration, time, status
             FROM heartbeat
             WHERE time > DATETIME('now', ? || ' hours')
@@ -198,7 +198,17 @@ class Monitor extends BeanModel {
         let total = 0;
         let uptime;
 
-        for (let row of downtimeList) {
+        // Special handle for the first heartbeat only
+        if (heartbeatList.length === 1) {
+
+            if (heartbeatList[0].status === 1) {
+                uptime = 1;
+            } else {
+                uptime = 0;
+            }
+
+        } else {
+            for (let row of heartbeatList) {
                 let value = parseInt(row.duration)
                 let time = row.time
 
@@ -224,6 +234,9 @@ class Monitor extends BeanModel {
             if (uptime < 0) {
                 uptime = 0;
             }
+        }
+
+
 
         io.to(userID).emit("uptime", monitorID, duration, uptime);
     }