fix(loc): use LoC count for tower intensity calculation

Author: Aditya30ag

lib/svg/layout.test.ts

@@ -201,6 +201,8 @@ describe('computeTowers edge cases', () => {
     expect(testTower.contributionCount).toBe(60);
     // Assert h > 0 (not ghost despite 0 normal contributions)
     expect(testTower.h).toBeGreaterThan(0);
+    // Assert intensityLevel is calculated correctly based on lines of code (60/60 = 100%, so intensity 4)
+    expect(testTower.intensityLevel).toBe(4);
   });
 });
 

lib/svg/layout.ts

@@ -127,9 +127,9 @@ export function computeTowers(
       let intensityLevel = 0;
       if (hasCommits) {
         if (maxCommits <= 4) {
-          intensityLevel = Math.min(4, day.contributionCount);
+          intensityLevel = Math.min(4, count);
         } else {
-          const ratio = day.contributionCount / maxCommits;
+          const ratio = count / maxCommits;
           if (ratio <= 0.25) intensityLevel = 1;
           else if (ratio <= 0.5) intensityLevel = 2;
           else if (ratio <= 0.75) intensityLevel = 3;