Upgrade to GitHub-native Dependabot

diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644 (file)
index 0000000..5a71c3a
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,12 @@
+version: 2
+updates:
+- package-ecosystem: pip
+  directory: "/"
+  schedule:
+    interval: monthly
+    time: "08:00"
+  open-pull-requests-limit: 99
+  ignore:
+  - dependency-name: sphinx
+    versions:
+    - "> 2.4.4"