diff --git a/.github/dependabot.yaml b/.github/dependabot.yaml
index eef136c..b153943 100644
--- a/.github/dependabot.yaml
+++ b/.github/dependabot.yaml
@@ -5,8 +5,8 @@
 
 version: 2
 updates:
-  - package-ecosystem: "pip" # See documentation for possible values
-    directory: "/" # Location of package manifests
+  - package-ecosystem: "pip"  # See documentation for possible values
+    directory: "/"  # Location of package manifests
     schedule:
       interval: daily
       time: "13:00"
diff --git a/.github/workflows/coverage.yaml b/.github/workflows/coverage.yaml
index 19e88c7..aad706b 100644
--- a/.github/workflows/coverage.yaml
+++ b/.github/workflows/coverage.yaml
@@ -35,5 +35,5 @@ jobs:
       - name: Deploy 🚀
         uses: JamesIves/github-pages-deploy-action@v4
         with:
-          folder: htmlcov # The folder the action should deploy.
+          folder: htmlcov  # The folder the action should deploy.
           branch: coverage-report
diff --git a/.github/workflows/linting-tests.yaml b/.github/workflows/linting-tests.yaml
index 6125661..5b7309b 100644
--- a/.github/workflows/linting-tests.yaml
+++ b/.github/workflows/linting-tests.yaml
@@ -26,5 +26,5 @@ jobs:
         run: |
           mypy src/
       - name: Test with pytest and generate coverage report
-        run: |
+        run: |-
           coverage run --source=src/geodense -m pytest -v tests
diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yaml
similarity index 91%
rename from .github/workflows/python-publish.yml
rename to .github/workflows/python-publish.yaml
index d4cd401..996d045 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yaml
@@ -18,7 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          fetch-depth: 0 # to fetch all history for all branches and tags; required because we derive app version from latest tag
+          fetch-depth: 0  # to fetch all history for all branches and tags; required because we derive app version from latest tag
           fetch-tags: true
       - name: Install uv
         uses: astral-sh/setup-uv@v3
diff --git a/.yamlfmt b/.yamlfmt
new file mode 100644
index 0000000..91fa1da
--- /dev/null
+++ b/.yamlfmt
@@ -0,0 +1,6 @@
+formatter:
+  type: basic
+  pad_line_comments: 2
+  include_document_start: false
+  trim_trailing_whitespace: true
+  eof_newline: true