Merge pull request zalando#77 from zalando/configure-zappr

Configure Zappr

.zappr.yaml

@@ -0,0 +1,24 @@
+# this is how you configure zappr
+# a more exhaustive description is at
+# https://zappr.readthedocs.io/en/latest/setup
+
+# uncomment this if you want to change anything
+# approvals:
+#   by default, an approval is the thumbs up emoji only: ^:\\+1:$
+#   uncomment this line to change the approval pattern to "lgtm" at the beginning of the comment
+#   pattern: "^lgtm"
+
+#   by default, every pull request requires two approvals
+#   uncomment this line to change it to three
+#   minimum: 3
+
+#   by default, the pull request opener can approve its own pull request
+#   uncomment this line to ignore approvals from the pull request opener
+#   (there is also `last_committer` and `both`)
+#   ignore: pr_opener
+
+#   by default, zappr counts everyone as a valid approver
+#   uncomment these lines to change it to only collaborators
+#   (you can also specify `orgs` and `users` and define `groups`)
+#   from:
+#     collaborators: true