Added webserver font

Added bigger example data
Html changes in formating and in function
Json now gets Read in a function
Matplotlib now uses the 'Agg' backend
Modified gitignore

webserver/data_smol.json

@@ -0,0 +1,38 @@
+
+{
+  "location": "Building A - Lab 3",
+  "sensors": [
+    {
+      "id": "sensor_001",
+      "type": "temperature",
+      "unit": "°C",
+      "readings": [
+        { "ts": 1747814400, "value": 22.5 },
+        { "ts": 1747818000, "value": 23.0 },
+        { "ts": 1747821600, "value": 23.7 }
+      ]
+    },
+    {
+      "id": "sensor_002",
+      "type": "humidity",
+      "unit": "%",
+      "readings": [
+        { "ts": 1747814400, "value": 45.2 },
+        { "ts": 1747818000, "value": 47.1 },
+        { "ts": 1747821600, "value": 46.8 },
+        { "ts": 1747821700, "value": 35.8 },
+        { "ts": 1747821800, "value": 48.2 }
+      ]
+    },
+    {
+      "id": "sensor_003",
+      "type": "pressure",
+      "unit": "hPa",
+      "readings": [
+        { "ts": 1747814400, "value": 1012.4 },
+        { "ts": 1747818000, "value": 1012.8 },
+        { "ts": 1747821600, "value": 1013.0 }
+      ]
+    }
+  ]
+}