diff --git a/.gitignore b/.gitignore
index ea8c4bf..c27467e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
 /target
+*~
+/Cargo.lock
diff --git a/abstract1.jpg b/abstract1.jpg
new file mode 100644
index 0000000..88b9ad5
Binary files /dev/null and b/abstract1.jpg differ
diff --git a/starship.jpg b/starship.jpg
new file mode 100644
index 0000000..40b2bb0
Binary files /dev/null and b/starship.jpg differ