diff --git a/.gitignore b/.gitignore
index 068d336..9f681df 100644
--- a/.gitignore
+++ b/.gitignore
@@ -392,3 +392,6 @@ FodyWeavers.xsd
# JetBrains Rider
*.sln.iml
+
+.idea/
+.DS_Store
\ No newline at end of file
diff --git a/logo.png b/logo.png
new file mode 100644
index 0000000..2c86ad5
Binary files /dev/null and b/logo.png differ
diff --git a/src/Triangle/Triangle.csproj b/src/Triangle/Triangle.csproj
index 662a324..98faf2d 100644
--- a/src/Triangle/Triangle.csproj
+++ b/src/Triangle/Triangle.csproj
@@ -7,12 +7,25 @@