diff --git a/.forgejo/workflows/build.yaml b/.forgejo/workflows/build.yaml
index 352a0a9..379aaa8 100644
--- a/.forgejo/workflows/build.yaml
+++ b/.forgejo/workflows/build.yaml
@@ -19,7 +19,7 @@ jobs:
       - name: Install the latest version of uv
         uses: astral-sh/setup-uv@v4
         with:
-          version: "0.5.16"
+          version: "0.6.9"
 
       - name: Install
         run: uv sync
@@ -27,34 +27,26 @@ jobs:
       - name: Run tests (API call)
         run: .venv/bin/pytest -s tests/basic.py
 
-      - name: Get version with git describe
-        id: version
-        run: |
-          echo "version=$(git describe)" >> $GITHUB_OUTPUT
-          echo "$VERSION"
+      - name: Get version
+        run: echo "VERSION=$(.venv/bin/dunamai from any --style semver)" >> $GITHUB_ENV
 
-      - name: Check if the container should be built
-        id: builder
-        env:
-          RUN: ${{ toJSON(inputs.build || !contains(steps.version.outputs.version, '-')) }}
-        run: |
-          echo "run=$RUN" >> $GITHUB_OUTPUT
-          echo "Run build: $RUN"
+      - name: Version
+        run: echo $VERSION
 
-      - name: Set the version in pyproject.toml (workaround for uv not supporting dynamic version)
-        if: fromJSON(steps.builder.outputs.run)
-        env:
-          VERSION: ${{ steps.version.outputs.version }}
-        run: sed "s/0.0.0/$VERSION/" -i pyproject.toml
+      - name: Get distance from tag
+        run: echo "DISTANCE=$(.venv/bin/dunamai from any --format '{distance}')" >> $GITHUB_ENV
+
+      - name: Distance
+        run: echo $DISTANCE
 
       - name: Workaround for bug of podman-login
-        if: fromJSON(steps.builder.outputs.run)
+        if: env.DISTANCE == '0'
         run: |
           mkdir -p $HOME/.docker
           echo "{ \"auths\": {} }" > $HOME/.docker/config.json
 
       - name: Log in to the container registry (with another workaround)
-        if: fromJSON(steps.builder.outputs.run)
+        if: env.DISTANCE == '0'
         uses: actions/podman-login@v1
         with:
           registry: ${{ vars.REGISTRY }}
@@ -63,30 +55,30 @@ jobs:
           auth_file_path: /tmp/auth.json
 
       - name: Build the container image
-        if: fromJSON(steps.builder.outputs.run)
+        if: env.DISTANCE == '0'
         uses: actions/buildah-build@v1
         with:
           image: oidc-fastapi-test
           oci: true
           labels: oidc-fastapi-test
-          tags: latest ${{ steps.version.outputs.version }}
+          tags: "latest ${{ env.VERSION }}"
           containerfiles: |
             ./Containerfile
 
       - name: Push the image to the registry
-        if: fromJSON(steps.builder.outputs.run)
+        if: env.DISTANCE == '0'
         uses: actions/push-to-registry@v2
         with:
           registry: "docker://${{ vars.REGISTRY }}/${{ vars.ORGANISATION }}"
           image: oidc-fastapi-test
-          tags: latest ${{ steps.version.outputs.version }}
+          tags: "latest ${{ env.VERSION }}"
 
       - name: Build wheel
-        if: fromJSON(steps.builder.outputs.run)
+        if: env.DISTANCE == '0'
         run: uv build --wheel
 
       - name: Publish Python package (home)
-        if: fromJSON(steps.builder.outputs.run)
+        if: env.DISTANCE == '0'
         env:
           LOCAL_PYPI_TOKEN: ${{ secrets.LOCAL_PYPI_TOKEN }}
         run: uv publish --publish-url https://code.philo.ydns.eu/api/packages/philorg/pypi --token $LOCAL_PYPI_TOKEN
diff --git a/.forgejo/workflows/test.yaml b/.forgejo/workflows/test.yaml
index a56a9ce..f4d994e 100644
--- a/.forgejo/workflows/test.yaml
+++ b/.forgejo/workflows/test.yaml
@@ -19,7 +19,7 @@ jobs:
       - name: Install the latest version of uv
         uses: astral-sh/setup-uv@v4
         with:
-          version: "0.5.16"
+          version: "0.6.3"
 
       - name: Install
         run: uv sync
diff --git a/Containerfile b/Containerfile
index 2e3fd28..0ec45d1 100644
--- a/Containerfile
+++ b/Containerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/python:alpine
+FROM docker.io/library/python:latest
 
 COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /usr/local/bin/
 
diff --git a/src/oidc_test/auth/provider.py b/src/oidc_test/auth/provider.py
index c614805..ce288a6 100644
--- a/src/oidc_test/auth/provider.py
+++ b/src/oidc_test/auth/provider.py
@@ -61,28 +61,34 @@ class Provider(AuthProviderSettings):
             if self.info_url is not None:
                 try:
                     provider_info = await client.get(self.info_url)
-                except Exception:
+                except Exception as err:
+                    logger.debug("Provider_info: cannot connect")
+                    logger.exception(err)
                     raise NoPublicKey
                 try:
                     self.info = provider_info.json()
                 except JSONDecodeError:
+                    logger.debug("Provider_info: cannot decode json response")
                     raise NoPublicKey
                 if "public_key" in self.info:
                     # For Keycloak
                     try:
                         public_key = str(self.info["public_key"])
                     except KeyError:
+                        logger.debug("Provider_info: cannot get public_key")
                         raise NoPublicKey
                 elif "keys" in self.info:
                     # For Forgejo/Gitea
                     try:
                         public_key = str(self.info["keys"][0]["n"])
                     except KeyError:
+                        logger.debug("Provider_info: cannot get key 0.n")
                         raise NoPublicKey
             if self.public_key_url is not None:
                 resp = await client.get(self.public_key_url)
                 public_key = resp.text
             if public_key is None:
+                logger.debug("Provider_info: cannot determine public key")
                 raise NoPublicKey
             self.public_key = "\n".join(
                 ["-----BEGIN PUBLIC KEY-----", public_key, "-----END PUBLIC KEY-----"]