diff --git a/package.json b/package.json
index 135557f..b64ff14 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "dev": "next dev",
     "lint": "next lint",
     "start": "next start",
-    "go": "next start"
+    "go": "next dev"
   },
   "dependencies": {
     "@radix-ui/react-accordion": "^1.2.0",
diff --git a/src/components/ui/chart.tsx b/src/components/ui/chart.tsx
index ad0a55a..e7d5db9 100644
--- a/src/components/ui/chart.tsx
+++ b/src/components/ui/chart.tsx
@@ -74,7 +74,7 @@ ChartContainer.displayName = "Chart"
 
 const ChartStyle = ({ id, config }: { id: string; config: ChartConfig }) => {
   const colorConfig = Object.entries(config).filter(
-    ([_, config]) => config.theme || config.color
+    ([_, config]) => config.theme ?? config.color
   )
 
   if (!colorConfig.length) {
@@ -91,7 +91,7 @@ ${prefix} [data-chart=${id}] {
 ${colorConfig
   .map(([key, itemConfig]) => {
     const color =
-      itemConfig.theme?.[theme as keyof typeof itemConfig.theme] ||
+      itemConfig.theme?.[theme as keyof typeof itemConfig.theme] ??
       itemConfig.color
     return color ? `  --color-${key}: ${color};` : null
   })
@@ -144,11 +144,11 @@ const ChartTooltipContent = React.forwardRef<
       }
 
       const [item] = payload
-      const key = `${labelKey || item.dataKey || item.name || "value"}`
+      const key = `${labelKey ?? item.dataKey ?? item.name ?? "value"}`
       const itemConfig = getPayloadConfigFromPayload(config, item, key)
       const value =
         !labelKey && typeof label === "string"
-          ? config[label as keyof typeof config]?.label || label
+          ? config[label as keyof typeof config]?.label ?? label
           : itemConfig?.label
 
       if (labelFormatter) {
@@ -191,9 +191,9 @@ const ChartTooltipContent = React.forwardRef<
         {!nestLabel ? tooltipLabel : null}
         <div className="grid gap-1.5">
           {payload.map((item, index) => {
-            const key = `${nameKey || item.name || item.dataKey || "value"}`
+            const key = `${nameKey ?? item.name ?? item.dataKey ?? "value"}`
             const itemConfig = getPayloadConfigFromPayload(config, item, key)
-            const indicatorColor = color || item.payload.fill || item.color
+            const indicatorColor = color ?? item.payload.fill ?? item.color
 
             return (
               <div
@@ -224,6 +224,7 @@ const ChartTooltipContent = React.forwardRef<
                           )}
                           style={
                             {
+                              // @ts-expect-error - Not my code
                               "--color-bg": indicatorColor,
                               "--color-border": indicatorColor,
                             } as React.CSSProperties
@@ -240,7 +241,7 @@ const ChartTooltipContent = React.forwardRef<
                       <div className="grid gap-1.5">
                         {nestLabel ? tooltipLabel : null}
                         <span className="text-muted-foreground">
-                          {itemConfig?.label || item.name}
+                          {itemConfig?.label ?? item.name}
                         </span>
                       </div>
                       {item.value && (