build(dependencies): add dependabot configuration

Ref: #71
Signed-off-by: Philip Gerke <me@philipgerke.com>

Author: pgerke

.github/dependabot.yaml

@@ -0,0 +1,19 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "ci"
+      include: "scope"
+      prefix-development: "ci(dependencies)"
+
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    commit-message:
+      prefix: "build"
+      include: "scope"
+      prefix-development: "build(pnpm)"