feat: improve filters in Statistics dashboard

Change the filter in Statistics for charge_energy_added from 0.1 to 0.

Author: DrMichael

grafana/dashboards/statistics.json

@@ -704,7 +704,7 @@
           "editorMode": "code",
           "format": "table",
           "rawQuery": true,
-          "rawSql": "WITH data AS (\n  SELECT\n    charging_processes.*,\n  \tdate_trunc('$period', timezone('UTC', start_date), '$__timezone') as date\n    FROM charging_processes)\nSELECT\n  EXTRACT(EPOCH FROM date)*1000 AS date_from,\n  EXTRACT(EPOCH FROM date + interval '1 $period')*1000 AS date_to,\n  CASE '$period'\n    WHEN 'month' THEN to_char(timezone('$__timezone', date), 'YYYY Month')\n    WHEN 'year' THEN to_char(timezone('$__timezone', date), 'YYYY')\n    WHEN 'week' THEN 'week ' || to_char(timezone('$__timezone', date), 'WW') || ' starting ' || to_char(timezone('$__timezone', date), 'YYYY-MM-DD')\n    ELSE to_char(timezone('$__timezone', date), 'YYYY-MM-DD')\n  END AS display,\n  date,\n  sum(greatest(charge_energy_added,charge_energy_used)) AS sum_energy_used_kwh,\n  sum(charge_energy_added) as sum_energy_added_kwh,\n  sum(greatest(charge_energy_added,charge_energy_used)) / count(*) AS avg_energy_charged_kwh,\n  sum(cost) AS cost_charges,\n  count(*) AS cnt_charges\nFROM data WHERE\n  car_id = $car_id AND\n  $__timeFilter(start_date) AND\n  (charge_energy_added IS NULL OR charge_energy_added > 0.1)\nGROUP BY date",
+          "rawSql": "WITH data AS (\n  SELECT\n    charging_processes.*,\n  \tdate_trunc('$period', timezone('UTC', start_date), '$__timezone') as date\n    FROM charging_processes)\nSELECT\n  EXTRACT(EPOCH FROM date)*1000 AS date_from,\n  EXTRACT(EPOCH FROM date + interval '1 $period')*1000 AS date_to,\n  CASE '$period'\n    WHEN 'month' THEN to_char(timezone('$__timezone', date), 'YYYY Month')\n    WHEN 'year' THEN to_char(timezone('$__timezone', date), 'YYYY')\n    WHEN 'week' THEN 'week ' || to_char(timezone('$__timezone', date), 'WW') || ' starting ' || to_char(timezone('$__timezone', date), 'YYYY-MM-DD')\n    ELSE to_char(timezone('$__timezone', date), 'YYYY-MM-DD')\n  END AS display,\n  date,\n  sum(greatest(charge_energy_added,charge_energy_used)) AS sum_energy_used_kwh,\n  sum(charge_energy_added) as sum_energy_added_kwh,\n  sum(greatest(charge_energy_added,charge_energy_used)) / count(*) AS avg_energy_charged_kwh,\n  sum(cost) AS cost_charges,\n  count(*) AS cnt_charges\nFROM data WHERE\n  car_id = $car_id AND\n  $__timeFilter(start_date) AND\n  (charge_energy_added IS NULL OR charge_energy_added > 0)\nGROUP BY date",
           "refId": "B",
           "sql": {
             "columns": [