diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000000000000000000000000000000000000..07d8668694089338824201b226d009e44cb11a64
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,2 @@
+# kola_temp can include socket files that the build process does not like
+/mantle/_kola_temp
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..edee5d6a22de24d2cb50f92a65e32903124a9332
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,11 @@
+# generated by Python
+__pycache__/
+
+# generated by `make shellcheck`
+*.shellchecked
+
+# generated by `pytest`
+/.coverage
+
+# generated by `make all`
+/bin/