diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b5de44b
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+*.jar
+target
+files
+build/files
\ No newline at end of file
diff --git a/target/classes/im/rosetta/Main.class b/target/classes/im/rosetta/Main.class
deleted file mode 100644
index 6b8187b..0000000
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diff --git a/target/classes/im/rosetta/api/CdnResource.class b/target/classes/im/rosetta/api/CdnResource.class
deleted file mode 100644
index 38e4475..0000000
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diff --git a/target/classes/im/rosetta/storage/FileStore.class b/target/classes/im/rosetta/storage/FileStore.class
deleted file mode 100644
index 9102e2d..0000000
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