MPT-16564 Setup dependabot (#177)

Author: albertsola

.github/dependabot.yml

@@ -0,0 +1,39 @@
+version: 2
+updates:
+  - package-ecosystem: "uv"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+      day: "monday"
+      time: "08:00"
+      timezone: "UTC"
+    versioning-strategy: "auto"
+    groups:
+      python-production:
+        dependency-type: "production"
+      python-development:
+        dependency-type: "development"
+    commit-message:
+      prefix: "deps"
+      include: "scope"
+    open-pull-requests-limit: 5
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+      time: "08:00"
+      timezone: "UTC"
+    commit-message:
+      prefix: "deps"
+      include: "scope"
+    open-pull-requests-limit: 5
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "monthly"
+      time: "08:00"
+      timezone: "UTC"
+    commit-message:
+      prefix: "deps"
+      include: "scope"
+    open-pull-requests-limit: 5