From 1a913aabfb443fcfab56860595312560e8c49833 Mon Sep 17 00:00:00 2001
From: Saurabh Kumar Bajpai <saurabhkumarbajpaiai@gmail.com>
Date: Sun, 2 Aug 2026 20:45:24 +0530
Subject: [PATCH] fix: code quality and safety improvements

---
 src/app/api/goals/route.ts     | 2 +-
 src/components/GoalTracker.tsx | 2 +-
 src/lib/digest-email.ts        | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/app/api/goals/route.ts b/src/app/api/goals/route.ts
index 0d616ebd3..b4b83346b 100644
--- a/src/app/api/goals/route.ts
+++ b/src/app/api/goals/route.ts
@@ -239,7 +239,7 @@ try {
   let safeDeadline: string | null = null;
   if (typeof deadline === "string") {
     const d = new Date(deadline);
-    if (!isNaN(d.getTime())) {
+    if (!Number.isNaN(d.getTime())) {
       d.setUTCHours(23, 59, 59, 999);
       safeDeadline = d.toISOString();
     }
diff --git a/src/components/GoalTracker.tsx b/src/components/GoalTracker.tsx
index d2eecbe22..a643a64f6 100644
--- a/src/components/GoalTracker.tsx
+++ b/src/components/GoalTracker.tsx
@@ -1064,7 +1064,7 @@ function ConfettiBurst() {
         id: i,
         x: Math.cos(angle) * distance,
         y: Math.sin(angle) * distance - 20,
-        color: colors[Math.random() * colors.length | 0],
+        color: colors[Math.floor(Math.random() * colors.length) | 0],
         rot: Math.random() * 360 + 180,
         scale: 0.5 + Math.random() * 0.7,
         speed: 0.8 + Math.random() * 0.6,
diff --git a/src/lib/digest-email.ts b/src/lib/digest-email.ts
index 717fceee2..a87c5da5b 100644
--- a/src/lib/digest-email.ts
+++ b/src/lib/digest-email.ts
@@ -398,7 +398,7 @@ export function buildDigestText(data: DigestEmailData): string {
     if (m.topLanguages.length > 0) {
       lines.push(`Top languages:`);
       m.topLanguages.forEach((l) => {
-        lines.push(`  ${l.name.padEnd(14)} ${l.percentage.toFixed(1)}%`);
+        lines.push(`  ${l.name.padEnd(14, " ")} ${l.percentage.toFixed(1)}%`);
       });
       lines.push(``);
     }