chore: initial commit

.gitignore

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+**/*/EXAMPLE.txt
+**/*/INPUT.txt
+**/*/PROBLEM.md
+
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+*.test
+*.out
+coverage.*
+*.coverprofile
+profile.cov
+go.work
+go.work.sum
+.env
+tmp/
+

LICENSE.md

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+# The MIT License (MIT)
+
+Copyright (c) 2025 Stevan Freeborn
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

README.md

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+# Advent of Code 2025
+
+This repository contains my solutions for the [Advent of Code 2025](https://adventofcode.com/2025) challenges.
+
+## Languages
+
+I am using Go for this year's challenge again.
+
+## Structure
+
+Each day's solution is contained in a separate package.
+
+### Prerequisite
+
+- [Go](https://go.dev/doc/install)
+
+### Running the Solutions
+
+![TODO]: Update with instructions
+
+## Challenges
+
+| Day | Problem                                         | Solution          | Notes |
+|-----|-------------------------------------------------|-------------------|-------|
+| 01  | [Problem](https://adventofcode.com/2025/day/1)  | [Solution](./01/) |       |
+| 02  | [Problem](https://adventofcode.com/2025/day/2)  | [Solution](./02/) |       |
+| 03  | [Problem](https://adventofcode.com/2025/day/3)  | [Solution](./03/) |       |
+| 04  | [Problem](https://adventofcode.com/2025/day/4)  | [Solution](./04/) |       |
+| 05  | [Problem](https://adventofcode.com/2025/day/5)  | [Solution](./05/) |       |
+| 06  | [Problem](https://adventofcode.com/2025/day/6)  | [Solution](./06/) |       |
+| 07  | [Problem](https://adventofcode.com/2025/day/7)  | [Solution](./07/) |       |
+| 08  | [Problem](https://adventofcode.com/2025/day/8)  | [Solution](./08/) |       |
+| 09  | [Problem](https://adventofcode.com/2025/day/9)  | [Solution](./09/) |       |
+| 10  | [Problem](https://adventofcode.com/2025/day/10) | [Solution](./10/) |       |
+| 11  | [Problem](https://adventofcode.com/2025/day/11) | [Solution](./11/) |       |
+| 12  | [Problem](https://adventofcode.com/2025/day/12) | [Solution](./12/) |       |

cmd/01/main.go

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+package main
+
+func SolvePartOne(filePath string) int {
+	return 0
+}

cmd/01/main_test.go

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+package main_test
+
+import (
+	"testing"
+
+	solution "github.com/StevanFreeborn/advent-of-code-2025/cmd/01"
+)
+
+func TestSolvePartOneWithExampleInput(t *testing.T) {
+	expected := -1
+
+	result := solution.SolvePartOne("EXAMPLE.txt")
+
+	if result != expected {
+		t.Errorf("SolvePartOne() = %d; want %d", result, expected)
+	}
+}

go.mod

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+module github.com/StevanFreeborn/advent-of-code-2025
+
+go 1.25.4