diff --git a/charts/cert-manager-webhook-pcloud/.helmignore b/charts/cert-manager-webhook-pcloud/.helmignore
new file mode 100644
index 0000000..f0c1319
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/.helmignore
@@ -0,0 +1,21 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
diff --git a/charts/cert-manager-webhook-pcloud/Chart.yaml b/charts/cert-manager-webhook-pcloud/Chart.yaml
new file mode 100644
index 0000000..748ca83
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/Chart.yaml
@@ -0,0 +1,4 @@
+apiVersion: v2
+description: A Helm chart for cert-manager-webhook-pcloud
+name: cert-manager-webhook-pcloud
+version: v0.2.0
diff --git a/charts/cert-manager-webhook-pcloud/templates/_helpers.tpl b/charts/cert-manager-webhook-pcloud/templates/_helpers.tpl
new file mode 100644
index 0000000..5a1689f
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/templates/_helpers.tpl
@@ -0,0 +1,48 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "cert-manager-webhook-pcloud.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "cert-manager-webhook-pcloud.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- if contains $name .Release.Name -}}
+{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "cert-manager-webhook-pcloud.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{- define "cert-manager-webhook-pcloud.selfSignedIssuer" -}}
+{{ printf "%s-selfsign" (include "cert-manager-webhook-pcloud.fullname" .) }}
+{{- end -}}
+
+{{- define "cert-manager-webhook-pcloud.rootCAIssuer" -}}
+{{ printf "%s-ca" (include "cert-manager-webhook-pcloud.fullname" .) }}
+{{- end -}}
+
+{{- define "cert-manager-webhook-pcloud.rootCACertificate" -}}
+{{ printf "%s-ca" (include "cert-manager-webhook-pcloud.fullname" .) }}
+{{- end -}}
+
+{{- define "cert-manager-webhook-pcloud.servingCertificate" -}}
+{{ printf "%s-webhook-tls" (include "cert-manager-webhook-pcloud.fullname" .) }}
+{{- end -}}
\ No newline at end of file
diff --git a/charts/cert-manager-webhook-pcloud/templates/apiservice.yaml b/charts/cert-manager-webhook-pcloud/templates/apiservice.yaml
new file mode 100644
index 0000000..faba034
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/templates/apiservice.yaml
@@ -0,0 +1,19 @@
+apiVersion: apiregistration.k8s.io/v1
+kind: APIService
+metadata:
+  name: v1alpha1.{{ .Values.groupName }}
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+  annotations:
+    cert-manager.io/inject-ca-from: "{{ .Values.certManager.namespace }}/{{ include "cert-manager-webhook-pcloud.servingCertificate" . }}"
+spec:
+  group: {{ .Values.groupName }}
+  groupPriorityMinimum: 1000
+  versionPriority: 15
+  service:
+    name: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+    namespace: {{ .Values.certManager.namespace | quote }}
+  version: v1alpha1
\ No newline at end of file
diff --git a/charts/cert-manager-webhook-pcloud/templates/deployment.yaml b/charts/cert-manager-webhook-pcloud/templates/deployment.yaml
new file mode 100644
index 0000000..6c39bc5
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/templates/deployment.yaml
@@ -0,0 +1,73 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+  namespace: {{ .Values.certManager.namespace | quote }}
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app: {{ include "cert-manager-webhook-pcloud.name" . }}
+      release: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app: {{ include "cert-manager-webhook-pcloud.name" . }}
+        release: {{ .Release.Name }}
+    spec:
+      serviceAccountName: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+      containers:
+        - name: {{ .Chart.Name }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          args:
+            - /dns-challenge-solver
+            - --tls-cert-file=/tls/tls.crt
+            - --tls-private-key-file=/tls/tls.key
+{{- if .Values.logLevel }}
+            - --v={{ .Values.logLevel }}
+{{- end }}
+          env:
+            - name: GROUP_NAME
+              value: {{ .Values.groupName | quote }}
+          ports:
+            - name: https
+              containerPort: 443
+              protocol: TCP
+          livenessProbe:
+            httpGet:
+              scheme: HTTPS
+              path: /healthz
+              port: https
+          readinessProbe:
+            httpGet:
+              scheme: HTTPS
+              path: /healthz
+              port: https
+          volumeMounts:
+            - name: certs
+              mountPath: /tls
+              readOnly: true
+          resources:
+{{ toYaml .Values.resources | indent 12 }}
+      volumes:
+        - name: certs
+          secret:
+            secretName: {{ include "cert-manager-webhook-pcloud.servingCertificate" . }}
+    {{- with .Values.nodeSelector }}
+      nodeSelector:
+{{ toYaml . | indent 8 }}
+    {{- end }}
+    {{- with .Values.affinity }}
+      affinity:
+{{ toYaml . | indent 8 }}
+    {{- end }}
+    {{- with .Values.tolerations }}
+      tolerations:
+{{ toYaml . | indent 8 }}
+    {{- end }}
diff --git a/charts/cert-manager-webhook-pcloud/templates/pki.yaml b/charts/cert-manager-webhook-pcloud/templates/pki.yaml
new file mode 100644
index 0000000..59caf22
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/templates/pki.yaml
@@ -0,0 +1,70 @@
+---
+# Create a selfsigned Issuer, in order to create a root CA certificate for
+# signing webhook serving certificates
+apiVersion: cert-manager.io/v1
+kind: Issuer
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.selfSignedIssuer" . }}
+  namespace: {{ .Values.certManager.namespace | quote }}
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  selfSigned: {}
+---
+# Generate a CA Certificate used to sign certificates for the webhook
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.rootCACertificate" . }}
+  namespace: {{ .Values.certManager.namespace | quote }}
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  secretName: {{ include "cert-manager-webhook-pcloud.rootCACertificate" . }}
+  duration: 43800h # 5y
+  issuerRef:
+    name: {{ include "cert-manager-webhook-pcloud.selfSignedIssuer" . }}
+  commonName: "ca.cert-manager-webhook-pcloud.cert-manager"
+  isCA: true
+---
+# Create an Issuer that uses the above generated CA certificate to issue certs
+apiVersion: cert-manager.io/v1
+kind: Issuer
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.rootCAIssuer" . }}
+  namespace: {{ .Values.certManager.namespace | quote }}
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  ca:
+    secretName: {{ include "cert-manager-webhook-pcloud.rootCACertificate" . }}
+---
+# Finally, generate a serving certificate for the webhook to use
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.servingCertificate" . }}
+  namespace: {{ .Values.certManager.namespace | quote }}
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  secretName: {{ include "cert-manager-webhook-pcloud.servingCertificate" . }}
+  duration: 8760h # 1y
+  issuerRef:
+    name: {{ include "cert-manager-webhook-pcloud.rootCAIssuer" . }}
+  dnsNames:
+  - {{ include "cert-manager-webhook-pcloud.fullname" . }}
+  - {{ include "cert-manager-webhook-pcloud.fullname" . }}.{{ .Values.certManager.namespace }}
+  - {{ include "cert-manager-webhook-pcloud.fullname" . }}.{{ .Values.certManager.namespace }}.svc
\ No newline at end of file
diff --git a/charts/cert-manager-webhook-pcloud/templates/rbac.yaml b/charts/cert-manager-webhook-pcloud/templates/rbac.yaml
new file mode 100644
index 0000000..c3d8405
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/templates/rbac.yaml
@@ -0,0 +1,165 @@
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+  namespace: {{ .Values.certManager.namespace | quote }}
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+---
+# Grant the webhook permission to read the ConfigMap containing the Kubernetes
+# apiserver's requestheader-ca-certificate
+# This ConfigMap is automatically created by the Kubernetes apiserver
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:webhook-authentication-reader
+  namespace: kube-system
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: extension-apiserver-authentication-reader
+subjects:
+  - apiGroup: ""
+    kind: ServiceAccount
+    name: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+    namespace: {{ .Values.certManager.namespace | quote }}
+---
+# apiserver gets the auth-delegator role to delegate auth decisions to
+# the core apiserver
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:auth-delegator
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: system:auth-delegator
+subjects:
+  - apiGroup: ""
+    kind: ServiceAccount
+    name: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+    namespace: {{ .Values.certManager.namespace | quote}}
+---
+# Grant cert-manager permission to validate using our apiserver
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:domain-solver
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+rules:
+  - apiGroups:
+      - {{ .Values.groupName }}
+    resources:
+      - "*"
+    verbs:
+      - "create"
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:domain-solver
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:domain-solver
+subjects:
+  - apiGroup: ""
+    kind: ServiceAccount
+    name: {{ .Values.certManager.serviceAccountName }}
+    namespace: {{ .Values.certManager.namespace | quote }}
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:secret-reader
+  namespace: {{ .Values.certManager.namespace | quote }}
+rules:
+  - apiGroups:
+      - ""
+    resources:
+      - "secrets"
+    resourceNames:
+      - "pcloud-credentials"
+    verbs:
+      - "get"
+      - "watch"
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:secret-reader
+  namespace: {{ .Values.certManager.namespace | quote }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:secret-reader
+subjects:
+  - apiGroup: ""
+    kind: ServiceAccount
+    name: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+    namespace: {{ .Values.certManager.namespace | quote }}
+{{- if .Values.features.apiPriorityAndFairness }}
+---
+# Grant cert-manager-webhook-pcloud permission to read the flow control mechanism (APF)
+# API Priority and Fairness is enabled by default in Kubernetes 1.20
+# https://kubernetes.io/docs/concepts/cluster-administration/flow-control/
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:flowcontrol-solver
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+rules:
+  - apiGroups:
+      - "flowcontrol.apiserver.k8s.io"
+    resources:
+      - "prioritylevelconfigurations"
+      - "flowschemas"
+    verbs:
+      - "list"
+      - "watch"
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:flowcontrol-solver
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: ClusterRole
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}:flowcontrol-solver
+subjects:
+  - apiGroup: ""
+    kind: ServiceAccount
+    name: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+    namespace: {{ .Values.certManager.namespace | quote }}
+{{- end }}
\ No newline at end of file
diff --git a/charts/cert-manager-webhook-pcloud/templates/service.yaml b/charts/cert-manager-webhook-pcloud/templates/service.yaml
new file mode 100644
index 0000000..022dbf1
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/templates/service.yaml
@@ -0,0 +1,20 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "cert-manager-webhook-pcloud.fullname" . }}
+  namespace: {{ .Values.certManager.namespace | quote }}
+  labels:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    chart: {{ include "cert-manager-webhook-pcloud.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+spec:
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: https
+      protocol: TCP
+      name: https
+  selector:
+    app: {{ include "cert-manager-webhook-pcloud.name" . }}
+    release: {{ .Release.Name }}
\ No newline at end of file
diff --git a/charts/cert-manager-webhook-pcloud/values.yaml b/charts/cert-manager-webhook-pcloud/values.yaml
new file mode 100644
index 0000000..3516468
--- /dev/null
+++ b/charts/cert-manager-webhook-pcloud/values.yaml
@@ -0,0 +1,20 @@
+groupName: dodo.cloud
+logLevel: 6
+certManager:
+  namespace: cert-manager
+  serviceAccountName: cert-manager
+image:
+  repository: giolekva/dns-challenge-solver
+  tag: latest
+  pullPolicy: Always
+nameOverride: ''
+fullnameOverride: ''
+service:
+  type: ClusterIP
+  port: 443
+features:
+  apiPriorityAndFairness: false
+resources: {}
+nodeSelector: {}
+tolerations: []
+affinity: {}
diff --git a/core/dns-challenge-solver/Dockerfile b/core/dns-challenge-solver/Dockerfile
new file mode 100644
index 0000000..d1b6f9b
--- /dev/null
+++ b/core/dns-challenge-solver/Dockerfile
@@ -0,0 +1,6 @@
+FROM gcr.io/distroless/static:nonroot
+
+ARG TARGETARCH
+
+COPY dns-challenge-solver_${TARGETARCH} /dns-challenge-solver
+CMD ["/dns-challenge-solver"]
diff --git a/core/dns-challenge-solver/Makefile b/core/dns-challenge-solver/Makefile
new file mode 100644
index 0000000..545735b
--- /dev/null
+++ b/core/dns-challenge-solver/Makefile
@@ -0,0 +1,33 @@
+clean:
+	rm -f dns-challenge-solver*
+
+# TODO(gio): fix go path
+build:
+	/usr/local/go/bin/go build -o dns-challenge-solver *.go
+
+build_arm64: export CGO_ENABLED=0
+build_arm64: export GO111MODULE=on
+build_arm64: export GOOS=linux
+build_arm64: export GOARCH=arm64
+build_arm64:
+	/usr/local/go/bin/go build -o dns-challenge-solver_arm64 *.go
+
+build_amd64: export CGO_ENABLED=0
+build_amd64: export GO111MODULE=on
+build_amd64: export GOOS=linux
+build_amd64: export GOARCH=amd64
+build_amd64:
+	/usr/local/go/bin/go build -o dns-challenge-solver_amd64 *.go
+
+push_arm64: clean build_arm64
+	podman build --platform linux/arm64 --tag=giolekva/dns-challenge-solver:arm64 .
+	podman push giolekva/dns-challenge-solver:arm64
+
+push_amd64: clean build_amd64
+	podman build --platform linux/amd64 --tag=giolekva/dns-challenge-solver:amd64 .
+	podman push giolekva/dns-challenge-solver:amd64
+
+push: push_arm64 push_amd64
+	podman manifest create giolekva/dns-challenge-solver:latest giolekva/dns-challenge-solver:arm64 giolekva/dns-challenge-solver:amd64
+	podman manifest push giolekva/dns-challenge-solver:latest docker://docker.io/giolekva/dns-challenge-solver:latest
+	podman manifest rm giolekva/dns-challenge-solver:latest
diff --git a/core/dns-challenge-solver/go.mod b/core/dns-challenge-solver/go.mod
new file mode 100644
index 0000000..dea6f00
--- /dev/null
+++ b/core/dns-challenge-solver/go.mod
@@ -0,0 +1,106 @@
+module github.com/giolekva/pcloud/core/dns-challenge-solver
+
+go 1.18
+
+require (
+	github.com/cert-manager/cert-manager v1.13.2
+	k8s.io/apiextensions-apiserver v0.28.4
+	k8s.io/client-go v0.28.4
+)
+
+require (
+	github.com/NYTimes/gziphandler v1.1.1 // indirect
+	github.com/antlr/antlr4/runtime/Go/antlr/v4 v4.0.0-20230305170008-8188dc5388df // indirect
+	github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/blang/semver/v4 v4.0.0 // indirect
+	github.com/cenkalti/backoff/v4 v4.2.1 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/coreos/go-semver v0.3.1 // indirect
+	github.com/coreos/go-systemd/v22 v22.5.0 // indirect
+	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
+	github.com/emicklei/go-restful/v3 v3.11.0 // indirect
+	github.com/evanphx/json-patch v5.6.0+incompatible // indirect
+	github.com/felixge/httpsnoop v1.0.3 // indirect
+	github.com/fsnotify/fsnotify v1.6.0 // indirect
+	github.com/go-logr/logr v1.2.4 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/go-logr/zapr v1.2.4 // indirect
+	github.com/go-openapi/jsonpointer v0.19.6 // indirect
+	github.com/go-openapi/jsonreference v0.20.2 // indirect
+	github.com/go-openapi/swag v0.22.3 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/cel-go v0.16.1 // indirect
+	github.com/google/gnostic-models v0.6.8 // indirect
+	github.com/google/go-cmp v0.5.9 // indirect
+	github.com/google/gofuzz v1.2.0 // indirect
+	github.com/google/uuid v1.3.1 // indirect
+	github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0 // indirect
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.0 // indirect
+	github.com/imdario/mergo v0.3.12 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/prometheus/client_golang v1.16.0 // indirect
+	github.com/prometheus/client_model v0.4.0 // indirect
+	github.com/prometheus/common v0.44.0 // indirect
+	github.com/prometheus/procfs v0.10.1 // indirect
+	github.com/spf13/cobra v1.7.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/stoewer/go-strcase v1.2.0 // indirect
+	go.etcd.io/etcd/api/v3 v3.5.9 // indirect
+	go.etcd.io/etcd/client/pkg/v3 v3.5.9 // indirect
+	go.etcd.io/etcd/client/v3 v3.5.9 // indirect
+	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.45.0 // indirect
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.44.0 // indirect
+	go.opentelemetry.io/otel v1.19.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.19.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.19.0 // indirect
+	go.opentelemetry.io/otel/metric v1.19.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.19.0 // indirect
+	go.opentelemetry.io/otel/trace v1.19.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.0.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	go.uber.org/zap v1.25.0 // indirect
+	golang.org/x/crypto v0.14.0 // indirect
+	golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
+	golang.org/x/net v0.17.0 // indirect
+	golang.org/x/oauth2 v0.12.0 // indirect
+	golang.org/x/sync v0.3.0 // indirect
+	golang.org/x/sys v0.13.0 // indirect
+	golang.org/x/term v0.13.0 // indirect
+	golang.org/x/text v0.13.0 // indirect
+	golang.org/x/time v0.3.0 // indirect
+	google.golang.org/appengine v1.6.7 // indirect
+	google.golang.org/genproto v0.0.0-20230803162519-f966b187b2e5 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20230803162519-f966b187b2e5 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230911183012-2d3300fd4832 // indirect
+	google.golang.org/grpc v1.58.3 // indirect
+	google.golang.org/protobuf v1.31.0 // indirect
+	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/natefinch/lumberjack.v2 v2.2.1 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+	k8s.io/api v0.28.4 // indirect
+	k8s.io/apimachinery v0.28.4 // indirect
+	k8s.io/apiserver v0.28.4 // indirect
+	k8s.io/component-base v0.28.4 // indirect
+	k8s.io/klog/v2 v2.100.1 // indirect
+	k8s.io/kms v0.28.4 // indirect
+	k8s.io/kube-aggregator v0.28.1 // indirect
+	k8s.io/kube-openapi v0.0.0-20230905202853-d090da108d2f // indirect
+	k8s.io/utils v0.0.0-20230726121419-3b25d923346b // indirect
+	sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.1.2 // indirect
+	sigs.k8s.io/gateway-api v0.8.0 // indirect
+	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.3.0 // indirect
+	sigs.k8s.io/yaml v1.3.0 // indirect
+)
diff --git a/core/dns-challenge-solver/go.sum b/core/dns-challenge-solver/go.sum
new file mode 100644
index 0000000..954ddec
--- /dev/null
+++ b/core/dns-challenge-solver/go.sum
@@ -0,0 +1,318 @@
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diff --git a/core/dns-challenge-solver/main.go b/core/dns-challenge-solver/main.go
new file mode 100644
index 0000000..a08b6ef
--- /dev/null
+++ b/core/dns-challenge-solver/main.go
@@ -0,0 +1,193 @@
+package main
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+	"strings"
+
+	extapi "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
+	"k8s.io/client-go/kubernetes"
+	"k8s.io/client-go/rest"
+
+	"github.com/cert-manager/cert-manager/pkg/acme/webhook/apis/acme/v1alpha1"
+	"github.com/cert-manager/cert-manager/pkg/acme/webhook/cmd"
+)
+
+const groupName = "dodo.cloud"
+
+func main() {
+	if groupName == "" {
+		panic("GROUP_NAME must be specified")
+	}
+	cmd.RunWebhookServer(groupName,
+		&pcloudDNSProviderSolver{},
+	)
+}
+
+type ZoneManager interface {
+	CreateTextRecord(domain, entry, txt string) error
+	DeleteTextRecord(domain, entry, txt string) error
+}
+
+type zoneControllerManager struct {
+	CreateAddr string
+	DeleteAddr string
+}
+
+type createTextRecordReq struct {
+	Domain string `json:"domain,omitempty"`
+	Entry  string `json:"entry,omitempty"`
+	Text   string `json:"text,omitempty"`
+}
+
+const contentTypeApplicationJSON = "application/json"
+
+func (m *zoneControllerManager) CreateTextRecord(domain, entry, txt string) error {
+	req := createTextRecordReq{domain, entry, txt}
+	var buf bytes.Buffer
+	if err := json.NewEncoder(&buf).Encode(req); err != nil {
+		return err
+	}
+	if resp, err := http.Post(m.CreateAddr, contentTypeApplicationJSON, &buf); err != nil {
+		return err
+	} else if resp.StatusCode != http.StatusOK {
+		var b strings.Builder
+		io.Copy(&b, resp.Body)
+		return fmt.Errorf("Create text record failed: %d %s", resp.StatusCode, b.String())
+	}
+	return nil
+}
+
+func (m *zoneControllerManager) DeleteTextRecord(domain, entry, txt string) error {
+	req := createTextRecordReq{domain, entry, txt}
+	var buf bytes.Buffer
+	if err := json.NewEncoder(&buf).Encode(req); err != nil {
+		return err
+	}
+	if resp, err := http.Post(m.DeleteAddr, contentTypeApplicationJSON, &buf); err != nil {
+		return err
+	} else if resp.StatusCode != http.StatusOK {
+		var b strings.Builder
+		io.Copy(&b, resp.Body)
+		return fmt.Errorf("Delete text record failed: %d %s", resp.StatusCode, b.String())
+	}
+	return nil
+}
+
+type pcloudDNSProviderSolver struct {
+	// If a Kubernetes 'clientset' is needed, you must:
+	// 1. uncomment the additional `client` field in this structure below
+	// 2. uncomment the "k8s.io/client-go/kubernetes" import at the top of the file
+	// 3. uncomment the relevant code in the Initialize method below
+	// 4. ensure your webhook's service account has the required RBAC role
+	//    assigned to it for interacting with the Kubernetes APIs you need.
+	client *kubernetes.Clientset
+}
+
+// customDNSProviderConfig is a structure that is used to decode into when
+// solving a DNS01 challenge.
+// This information is provided by cert-manager, and may be a reference to
+// additional configuration that's needed to solve the challenge for this
+// particular certificate or issuer.
+// This typically includes references to Secret resources containing DNS
+// provider credentials, in cases where a 'multi-tenant' DNS solver is being
+// created.
+// If you do *not* require per-issuer or per-certificate configuration to be
+// provided to your webhook, you can skip decoding altogether in favour of
+// using CLI flags or similar to provide configuration.
+// You should not include sensitive information here. If credentials need to
+// be used by your provider here, you should reference a Kubernetes Secret
+// resource and fetch these credentials using a Kubernetes clientset.
+type pcloudDNSProviderConfig struct {
+	CreateAddress string `json:"createAddress,omitempty"`
+	DeleteAddress string `json:"deleteAddress,omitempty"`
+}
+
+// Name is used as the name for this DNS solver when referencing it on the ACME
+// Issuer resource.
+// This should be unique **within the group name**, i.e. you can have two
+// solvers configured with the same Name() **so long as they do not co-exist
+// within a single webhook deployment**.
+// For example, `cloudflare` may be used as the name of a solver.
+func (c *pcloudDNSProviderSolver) Name() string {
+	return "pcloud-dns-solver"
+}
+
+// Present is responsible for actually presenting the DNS record with the
+// DNS provider.
+// This method should tolerate being called multiple times with the same value.
+// cert-manager itself will later perform a self check to ensure that the
+// solver has correctly configured the DNS provider.
+func (c *pcloudDNSProviderSolver) Present(ch *v1alpha1.ChallengeRequest) error {
+	fmt.Printf("Received challenge %+v\n", ch)
+	cfg, err := loadConfig(ch.Config)
+	if err != nil {
+		fmt.Printf("")
+		return err
+	}
+	zm := &zoneControllerManager{cfg.CreateAddress, cfg.DeleteAddress}
+	domain, entry := getDomainAndEntry(ch)
+	return zm.CreateTextRecord(domain, entry, ch.Key)
+}
+
+// CleanUp should delete the relevant TXT record from the DNS provider console.
+// If multiple TXT records exist with the same record name (e.g.
+// _acme-challenge.example.com) then **only** the record with the same `key`
+// value provided on the ChallengeRequest should be cleaned up.
+// This is in order to facilitate multiple DNS validations for the same domain
+// concurrently.
+func (c *pcloudDNSProviderSolver) CleanUp(ch *v1alpha1.ChallengeRequest) error {
+	cfg, err := loadConfig(ch.Config)
+	if err != nil {
+		return err
+	}
+	zm := &zoneControllerManager{cfg.CreateAddress, cfg.DeleteAddress}
+	domain, entry := getDomainAndEntry(ch)
+	return zm.DeleteTextRecord(domain, entry, ch.Key)
+}
+
+// Initialize will be called when the webhook first starts.
+// This method can be used to instantiate the webhook, i.e. initialising
+// connections or warming up caches.
+// Typically, the kubeClientConfig parameter is used to build a Kubernetes
+// client that can be used to fetch resources from the Kubernetes API, e.g.
+// Secret resources containing credentials used to authenticate with DNS
+// provider accounts.
+// The stopCh can be used to handle early termination of the webhook, in cases
+// where a SIGTERM or similar signal is sent to the webhook process.
+func (c *pcloudDNSProviderSolver) Initialize(kubeClientConfig *rest.Config, stopCh <-chan struct{}) error {
+	fmt.Println("Initialization start")
+	client, err := kubernetes.NewForConfig(kubeClientConfig)
+	if err != nil {
+		return err
+	}
+	c.client = client
+	fmt.Println("Initialization done")
+	return nil
+}
+
+// loadConfig is a small helper function that decodes JSON configuration into
+// the typed config struct.
+func loadConfig(cfgJSON *extapi.JSON) (pcloudDNSProviderConfig, error) {
+	cfg := pcloudDNSProviderConfig{}
+	// handle the 'base case' where no configuration has been provided
+	if cfgJSON == nil {
+		return cfg, nil
+	}
+	if err := json.Unmarshal(cfgJSON.Raw, &cfg); err != nil {
+		return cfg, fmt.Errorf("error decoding solver config: %v", err)
+	}
+
+	return cfg, nil
+}
+
+func getDomainAndEntry(ch *v1alpha1.ChallengeRequest) (string, string) {
+	// Both ch.ResolvedZone and ch.ResolvedFQDN end with a dot: '.'
+	entry := strings.TrimSuffix(ch.ResolvedFQDN, ch.ResolvedZone)
+	entry = strings.TrimSuffix(entry, ".")
+	domain := strings.TrimSuffix(ch.ResolvedZone, ".")
+	return domain, entry
+}