chore: add config yamls

.github/codecov.yml

@@ -0,0 +1,4 @@
+codecov:
+  require_ci_to_pass: false
+  notify:
+    wait_for_ci: false

.github/dependabot.yml

@@ -0,0 +1,15 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# 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: 'github-actions'
+    directory: '/'
+    schedule:
+      interval: 'daily'
+  - package-ecosystem: 'gomod'
+    directory: '/'
+    schedule:
+      interval: 'daily'

.github/mergify.yml

@@ -0,0 +1,35 @@
+pull_request_rules:
+  - name: Automatic merge
+    conditions:
+      - or:
+          - 'author=dependabot[bot]'
+          - 'label=wait-merge'
+      - -draft
+      - -merged
+      - -closed
+      - check-success=testdata
+      - check-success=build
+      - check-success=test
+      - check-success=codecov/patch
+      - check-success=codecov/project
+    actions:
+      queue:
+        method: squash
+        name: default
+  - name: Handle merged
+    conditions:
+      - 'label=wait-merge'
+      - or:
+          - merged
+          - closed
+    actions:
+      label:
+        remove: ["wait-merge"]
+queue_rules:
+  - name: default
+    conditions:
+      - check-success=testdata
+      - check-success=build
+      - check-success=test
+      - check-success=codecov/patch
+      - check-success=codecov/project