Setup dependabot for go packages, docker and actions

Author: electron0zero

.github/dependabot.yml

@@ -0,0 +1,21 @@
+# Please see the documentation for all configuration options:
+# https://docs.github.com/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file
+
+version: 2
+updates:
+  - package-ecosystem: 'gomod'
+    directory: '/'
+    schedule:
+      interval: 'weekly'
+
+  - package-ecosystem: 'docker'
+    directory: '/'
+    schedule:
+      interval: 'weekly'
+
+  - package-ecosystem: 'github-actions'
+    # Workflow files stored in the
+    # default location of `.github/workflows`
+    directory: '/'
+    schedule:
+      interval: 'weekly'