docs: update title with emoji for Advent of Code 2021

Flashky · web-flow · commit 8853deed180c · 2025-11-10T14:08:43.000+01:00
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-# Advent of Code 2021
+# 🎄 Advent of Code 2021
 
 - [Day 1 - Sonar Sweep](https://github.com/Flashky/advent-of-code-2021/tree/master/src/main/java/com/adventofcode/flashk/day01)
 - [Day 2 - Dive!](https://github.com/Flashky/advent-of-code-2021/tree/master/src/main/java/com/adventofcode/flashk/day02)

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# Advent of Code 2021`
	`1`	`+# 🎄 Advent of Code 2021`
`2`	`2`
`3`	`3`	`- [Day 1 - Sonar Sweep](https://github.com/Flashky/advent-of-code-2021/tree/master/src/main/java/com/adventofcode/flashk/day01)`
`4`	`4`	`- [Day 2 - Dive!](https://github.com/Flashky/advent-of-code-2021/tree/master/src/main/java/com/adventofcode/flashk/day02)`