Update README with LeetCode Daily Challenge

Author: jeremymanning

README.md

@@ -25,6 +25,7 @@ This means you'll always find an AI-generated solution to compare with or learn
 | March 3, 2026 | [1545](https://leetcode.com/problems/find-kth-bit-in-nth-binary-string/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/1545) | 🟡 Medium |
 | March 4, 2026 | [1582](https://leetcode.com/problems/special-positions-in-a-binary-matrix/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/1582) | 🟢 Easy |
 | March 5, 2026 | [1758](https://leetcode.com/problems/minimum-changes-to-make-alternating-binary-string/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/1758) | 🟢 Easy |
+| March 6, 2026 | [1784](https://leetcode.com/problems/check-if-binary-string-has-at-most-one-segment-of-ones/description/?envType=daily-question) | [Click here](https://github.com/ContextLab/leetcode-solutions/tree/main/problems/1784) | 🟢 Easy |
 
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