diff --git a/.github/workflows/auto-dependabot.yaml b/.github/workflows/auto-dependabot.yaml
new file mode 100644
index 0000000..d3f5aa1
--- /dev/null
+++ b/.github/workflows/auto-dependabot.yaml
@@ -0,0 +1,40 @@
+name: Auto-merge Dependabot PR
+
+on:
+  # XXX: !!! SECURITY WARNING !!!
+  # pull_request_target has write access to the repo, and can read secrets. We
+  # need to audit any external actions executed in this workflow and make sure no
+  # checked out code is run (not even installing dependencies, as installing
+  # dependencies usually can execute pre/post-install scripts). We should also
+  # only use hashes to pick the action to execute (instead of tags or branches).
+  # For more details read:
+  # https://securitylab.github.com/research/github-actions-preventing-pwn-requests/
+  pull_request_target:
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  auto-merge:
+    name: Auto-merge Dependabot PR
+    if: >
+      github.actor == 'dependabot[bot]' &&
+      !contains(github.event.pull_request.title, 'the repo-config group')
+    runs-on: ubuntu-slim
+    steps:
+      - name: Generate GitHub App token
+        id: app-token
+        uses: actions/create-github-app-token@29824e69f54612133e76f7eaac726eef6c875baf # v2.2.1
+        with:
+          app-id: ${{ secrets.FREQUENZ_AUTO_DEPENDABOT_APP_ID }}
+          private-key: ${{ secrets.FREQUENZ_AUTO_DEPENDABOT_APP_PRIVATE_KEY }}
+
+      - name: Auto-merge Dependabot PR
+        uses: frequenz-floss/dependabot-auto-approve@e943399cc9d76fbb6d7faae446cd57301d110165 # v1.5.0
+        with:
+          github-token: ${{ steps.app-token.outputs.token }}
+          dependency-type: 'all'
+          auto-merge: 'true'
+          merge-method: 'merge'
+          add-label: 'tool:auto-merged'
diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index cdc37b6..a93bef0 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -28,11 +28,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        arch:
-          - amd64
-          - arm
-        os:
+        platform:
           - ubuntu-24.04
+          - ubuntu-24.04-arm
         python:
           - "3.11"
           - "3.12"
@@ -41,7 +39,7 @@ jobs:
           # that uses the same venv to run multiple linting sessions
           - "ci_checks_max"
           - "pytest_min"
-    runs-on: ${{ matrix.os }}${{ matrix.arch != 'amd64' && format('-{0}', matrix.arch) || '' }}
+    runs-on: ${{ matrix.platform }}
 
     steps:
       - name: Run nox
@@ -63,7 +61,7 @@ jobs:
     needs: ["nox"]
     # We skip this job only if nox was also skipped
     if: always() && needs.nox.result != 'skipped'
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-slim
     env:
       DEPS_RESULT: ${{ needs.nox.result }}
     steps:
@@ -112,15 +110,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        arch:
-          - amd64
-          - arm
-        os:
+        platform:
           - ubuntu-24.04
+          - ubuntu-24.04-arm
         python:
           - "3.11"
           - "3.12"
-    runs-on: ${{ matrix.os }}${{ matrix.arch != 'amd64' && format('-{0}', matrix.arch) || '' }}
+    runs-on: ${{ matrix.platform }}
 
     steps:
       - name: Setup Git
@@ -172,7 +168,7 @@ jobs:
     needs: ["test-installation"]
     # We skip this job only if test-installation was also skipped
     if: always() && needs.test-installation.result != 'skipped'
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-slim
     env:
       DEPS_RESULT: ${{ needs.test-installation.result }}
     steps:
@@ -295,7 +291,7 @@ jobs:
       # discussions to create the release announcement in the discussion forums
       contents: write
       discussions: write
-    runs-on: ubuntu-24.04
+    runs-on: ubuntu-slim
     steps:
       - name: Download distribution files
         uses: actions/download-artifact@v8
diff --git a/.github/workflows/dco-merge-queue.yml b/.github/workflows/dco-merge-queue.yml
index fb1cd90..d9597ad 100644
--- a/.github/workflows/dco-merge-queue.yml
+++ b/.github/workflows/dco-merge-queue.yml
@@ -5,7 +5,7 @@ on:
 
 jobs:
   DCO:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-slim
     if: ${{ github.actor != 'dependabot[bot]' }}
     steps:
       - run: echo "This DCO job runs on merge_queue event and doesn't check PR contents"
diff --git a/.github/workflows/labeler.yml b/.github/workflows/labeler.yml
index 8d02c13..c327e7f 100644
--- a/.github/workflows/labeler.yml
+++ b/.github/workflows/labeler.yml
@@ -7,7 +7,7 @@ jobs:
     permissions:
       contents: read
       pull-requests: write
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-slim
     steps:
       - name: Labeler
         # XXX: !!! SECURITY WARNING !!!
diff --git a/.github/workflows/release-notes-check.yml b/.github/workflows/release-notes-check.yml
index 9f7ee31..545d537 100644
--- a/.github/workflows/release-notes-check.yml
+++ b/.github/workflows/release-notes-check.yml
@@ -16,7 +16,7 @@ on:
 jobs:
   check-release-notes:
     name: Check release notes are updated
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-slim
     permissions:
       pull-requests: read
     steps:
diff --git a/mkdocs.yml b/mkdocs.yml
index 9383fc4..f520d2d 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -103,8 +103,8 @@ plugins:
       default_handler: python
       handlers:
         python:
+          paths: ["src"]
           options:
-            paths: ["src"]
             docstring_section_style: spacy
             inherited_members: true
             merge_init_into_class: false
@@ -116,7 +116,7 @@ plugins:
             show_source: true
             show_symbol_type_toc: true
             signature_crossrefs: true
-          import:
+          inventories:
             # TODO(cookiecutter): You might want to add other external references here
             # See https://mkdocstrings.github.io/python/usage/#import for details
             - https://docs.python.org/3/objects.inv
diff --git a/pyproject.toml b/pyproject.toml
index 8f6b62c..fb5974d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@
 requires = [
   "setuptools == 80.10.1",
   "setuptools_scm[toml] == 9.2.2",
-  "frequenz-repo-config[lib] == 0.13.7",
+  "frequenz-repo-config[lib] == 0.16.0",
 ]
 build-backend = "setuptools.build_meta"
 
@@ -13,12 +13,12 @@ build-backend = "setuptools.build_meta"
 name = "frequenz-gridpool"
 description = "High-level interface to grid pools for the Frequenz platform."
 readme = "README.md"
-license = { text = "MIT" }
+license = "MIT"
+license-files = ["LICENSE"]
 keywords = ["frequenz", "python", "lib", "library", "gridpool"]
 classifiers = [
   "Development Status :: 3 - Alpha",
   "Intended Audience :: Developers",
-  "License :: OSI Approved :: MIT License",
   "Programming Language :: Python :: 3",
   "Programming Language :: Python :: 3 :: Only",
   "Topic :: Software Development :: Libraries",
@@ -49,6 +49,7 @@ render-graph = [
 
 dev-flake8 = [
   "flake8 == 7.3.0",
+  "flake8-datetimez == 20.10.0",
   "flake8-docstrings == 1.7.0",
   "flake8-pyproject == 1.2.4",  # For reading the flake8 config from pyproject.toml
   "pydoclint == 0.8.3",
@@ -65,7 +66,7 @@ dev-mkdocs = [
   "mkdocs-material == 9.7.3",
   "mkdocstrings[python] == 1.0.3",
   "mkdocstrings-python == 1.19.0",
-  "frequenz-repo-config[lib] == 0.13.7",
+  "frequenz-repo-config[lib] == 0.16.0",
 ]
 dev-mypy = [
   "mypy == 1.19.1",
@@ -76,7 +77,7 @@ dev-mypy = [
 ]
 dev-noxfile = [
   "nox == 2025.11.12",
-  "frequenz-repo-config[lib] == 0.13.7",
+  "frequenz-repo-config[lib] == 0.16.0",
 ]
 dev-pylint = [
   # dev-pytest already defines a dependency to pylint because of the examples
@@ -86,7 +87,7 @@ dev-pylint = [
 dev-pytest = [
   "pytest == 9.0.2",
   "pylint == 4.0.5",       # We need this to check for the examples
-  "frequenz-repo-config[extra-lint-examples] == 0.13.7",
+  "frequenz-repo-config[extra-lint-examples] == 0.16.0",
   "pytest-mock == 3.15.1",
   "pytest-asyncio == 1.3.0",
   "async-solipsism == 0.9",