chore: add dependabot config (#4455)

* chore: add dependabot config

* Remove multi-ecosystem-group as it is bugged

* Review notes: only allow minor/patch, disable examples extra updates

* Updated schedules

* Reenable groups

* devcontainers does not support groups

* Actions need to receive major version upgrades

Author: oleg-kozlyuk-grafana

.github/dependabot.yml

@@ -0,0 +1,83 @@
+version: 2
+
+updates:
+  # Go modules - main project components
+  - package-ecosystem: "gomod"
+    directories:
+      - "/"
+      - "/api"
+      - "/lidia"
+    schedule:
+      interval: weekly
+    open-pull-requests-limit: 10
+    ignore:
+      - dependency-name: "*"
+        update-types: ["version-update:semver-major"]
+    groups:
+      gomod:
+        patterns:
+          - "*"
+
+  # npm/yarn - main project
+  - package-ecosystem: "npm"
+    directories:
+      - "/"
+    schedule:
+      interval: weekly
+    ignore:
+      - dependency-name: "*"
+        update-types: ["version-update:semver-major"]
+    groups:
+      npm:
+        patterns:
+          - "*"
+
+  # Docker - main project
+  - package-ecosystem: "docker"
+    directories:
+      - "/cmd/pyroscope"
+    schedule:
+      interval: monthly
+    ignore:
+      - dependency-name: "*"
+        update-types: ["version-update:semver-major"]
+    groups:
+      docker:
+        patterns:
+          - "*"
+
+  # Dev containers - main project
+  - package-ecosystem: "devcontainers"
+    directories:
+      - "/"
+    schedule:
+      interval: weekly
+
+  # GitHub Actions
+  - package-ecosystem: "github-actions"
+    directories:
+      - "/"
+    schedule:
+      interval: weekly
+    groups:
+      github-actions:
+        patterns:
+          - "*"
+
+  # Go modules - examples (only pyroscope-go package)
+  - package-ecosystem: "gomod"
+    directories:
+      - "/examples/golang-pgo"
+      - "/examples/language-sdk-instrumentation/golang-push/rideshare-alloy"
+      - "/examples/language-sdk-instrumentation/golang-push/rideshare-k6"
+      - "/examples/language-sdk-instrumentation/golang-push/rideshare"
+      - "/examples/language-sdk-instrumentation/golang-push/simple"
+      - "/examples/tracing/golang-push"
+    schedule:
+      interval: weekly
+    allow:
+      - dependency-name: "github.com/grafana/pyroscope-go"
+    groups:
+      examples-gomod:
+        patterns:
+          - "*"