Ignore unpackaged tarballs, version lockfiles

.gitignore

diff --git a/.gitignore b/.gitignore
index 05f900c..68e6ef8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 /node_modules
-/package-lock.json
-/yarn.lock
+/package*/
+/tmp
+
 /bats-support-*.tgz

package-lock.json

diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..a7c7ea1
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,28 @@
+{
+  "name": "bats-support",
+  "version": "0.3.0",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "bats-support",
+      "version": "0.3.0",
+      "license": "CC0-1.0",
+      "devDependencies": {
+        "bats": "^1"
+      },
+      "peerDependencies": {
+        "bats": "0.4 || ^1"
+      }
+    },
+    "node_modules/bats": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/bats/-/bats-1.1.0.tgz",
+      "integrity": "sha512-1pA29OhDByrUtAXX+nmqZxgRgx2y8PvuZzbLJVjd2dpEDVDvz0MjcBMdmIPNq5lC+tG53G+RbeRsbIlv3vw7tg==",
+      "dev": true,
+      "bin": {
+        "bats": "bin/bats"
+      }
+    }
+  }
+}