feat(dependabot): add configurations for GitHub Actions, Docker, and UV package ecosystems

Author: rtuszik

.github/dependabot.yml

@@ -1,15 +1,20 @@
 version: 2
 updates:
-  # Update Python packages
-  - package-ecosystem: "pip"
-    directory: "/"
-    schedule:
-      interval: "weekly"
-    open-pull-requests-limit: 10
+    - package-ecosystem: "github-actions"
+      directory: "/"
+      schedule:
+          interval: "weekly"
+      open-pull-requests-limit: 10
 
-  # Update GitHub Actions
-  - package-ecosystem: "github-actions"
-    directory: "/"
-    schedule:
-      interval: "weekly"
-    open-pull-requests-limit: 10
+    - package-ecosystem: "docker"
+      target-branch: "dev"
+      directory: "/"
+      schedule:
+          interval: "weekly"
+
+    - package-ecosystem: "uv"
+      target-branch: "dev"
+
+      directory: "/"
+      schedule:
+          interval: "weekly"