[MNT] Dependabot validation workflow (#903)

* set up dependency updater

* sweep update and pr open token

* pr open comment

* fixes (i hope_

* dependabot validator

* break

* comment poster

* remove workflow

* add to pre-commit

* wrong exclude, oops

.github/dependabot.yml

@@ -1,31 +1,32 @@
 version: 2
 updates:
   # update GitHub actions versions
-  - package-ecosystem: github-actions
-    directory: /
+  - package-ecosystem: "github-actions"
+    directory: "/"
     schedule:
-      interval: weekly
+      interval: "weekly"
       time: "01:00"
     commit-message:
-      prefix: "[MNT]"
+      prefix: "[MNT] "
     labels:
       - "maintenance"
+      - "dependencies"
       - "no changelog"
     groups:
       github-actions:
         patterns:
           - "*"
-
   # update Python dependencies
-  - package-ecosystem: pip
-    directory: /
+  - package-ecosystem: "pip"
+    directory: "/"
     schedule:
-      interval: weekly
+      interval: "weekly"
       time: "01:00"
     commit-message:
-      prefix: "[MNT]"
+      prefix: "[MNT] "
     labels:
       - "maintenance"
+      - "dependencies"
       - "full pytest actions"
       - "no changelog"
     groups:

.github/workflows/pr_opened.yml

@@ -1,4 +1,5 @@
 name: PR Opened
+
 on:
   pull_request_target:
     types: [opened]

.github/workflows/pr_precommit.yml

@@ -44,5 +44,7 @@ jobs:
         run: build_tools/fail_on_missing_init_files.sh
         shell: bash
 
+      - uses: marocchino/validate-dependabot@v2
+
       - if: ${{ failure() && github.event_name == 'pull_request' && github.event.pull_request.draft == false }}
         uses: pre-commit-ci/lite-action@v1.0.1

.pre-commit-config.yaml

@@ -13,8 +13,8 @@ repos:
       - id: check-yaml
       - id: debug-statements
       - id: end-of-file-fixer
-      - id: fix-byte-order-marker
         exclude: "^docs/examples"
+      - id: fix-byte-order-marker
       - id: fix-encoding-pragma
         args: [ "--remove" ]
       - id: name-tests-test