added README

grafana/provisioning/dashboards/speed_tests.json

@@ -31,7 +31,7 @@
       },
       "id": 100,
       "panels": [],
-      "title": "📊 Summary",
+      "title": "Summary",
       "type": "row"
     },
     {
@@ -482,7 +482,7 @@
       },
       "id": 101,
       "panels": [],
-      "title": "📈 Speed Over Time",
+      "title": "Speed Over Time",
       "type": "row"
     },
     {
@@ -860,7 +860,7 @@
       },
       "id": 102,
       "panels": [],
-      "title": "🕐 Time-of-Day & Weekday Patterns",
+      "title": "Time-of-Day & Weekday Patterns",
       "type": "row"
     },
     {
@@ -1261,7 +1261,7 @@
       },
       "id": 103,
       "panels": [],
-      "title": "🔴 Uptime & Failures",
+      "title": "Uptime & Failures",
       "type": "row"
     },
     {
@@ -1400,7 +1400,7 @@
       },
       "id": 104,
       "panels": [],
-      "title": "🗃️ Raw Data",
+      "title": "Raw Data",
       "type": "row"
     },
     {