How can I fix the Helm Error while deploying an app to Kubernetes K8S "Error: release config-service failed: Deployment.apps "config-service" is invalid: [spec.selector: Required value, spec.template.metadata.labels: Invalid value: map[string]string{"app":"config-service", "release":"config-service"}: `selector` does not match template `labels`]"

.helmignore

# 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

Chart.yaml

apiVersion: 1.3.0-RELEASE
appVersion: 1.1.5-SNAPSHOT
description: A Helm chart for Configuration service in Kubernetes
name: config-service
version: 0.1.0

deploy.sh

# Deploy the current app named witht the branch name as the pod name
helm install --debug  \
    --set replicaCount=3  \
    --name $(git rev-parse --abbrev-ref HEAD) config-service

helm-install.log

helm install --debug --namespace d8b21ce --name d8b21ce --set replicaCount=3 --set ingress.enabled=true --set ingress.hosts={d8b21ce-api.config-reference.a.company.com} config-service
[debug] Created tunnel using local port: '42955'

[debug] SERVER: "127.0.0.1:42955"

[debug] Original chart version: ""
[debug] CHART PATH: /tmp/apps/config-service/deploy/k8s/helm-chart/config-service

Error: release config-service failed: Deployment.apps "config-service" is invalid: [spec.selector: Required value, spec.template.metadata.labels: Invalid value: map[string]string{"app":"config-service", "release":"config-service"}: `selector` does not match template `labels`]

templates__deployment.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ template "config-service.fullname" . }}
  labels:
    app: {{ template "config-service.name" . }}
    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
    release: {{ .Release.Name }}
    heritage: {{ .Release.Service }}
spec:
  replicas: {{ .Values.replicaCount }}
  template:
    metadata:
      labels:
        app: {{ template "config-service.name" . }}
        release: {{ .Release.Name }}
    spec:
      imagePullSecrets:
        - name: regsec
      containers:
        - name: {{ .Chart.Name }}
          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
          imagePullPolicy: {{ .Values.image.pullPolicy }}
          ports:
            - containerPort: {{ .Values.service.port }}
          livenessProbe:
            initialDelaySeconds: 45
            periodSeconds: 5
            httpGet:
              path: /
              port: {{ .Values.service.port }}
          readinessProbe:
            initialDelaySeconds: 45
            periodSeconds: 5
            httpGet:
              path: /
              port: {{ .Values.service.port }}
          env:
{{- range $key, $value := .Values.environment }}
            - name: {{ $key }}
              value: {{ $value }}
{{- end}}
          resources:
{{ toYaml .Values.resources | indent 12 }}
    {{- if .Values.nodeSelector }}
      nodeSelector:
{{ toYaml .Values.nodeSelector | indent 8 }}
    {{- end }}

templates__helpers.tpl

{{/* vim: set filetype=mustache: */}}
{{/*
Expand the name of the chart.
*/}}
{{- define "config-service.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 "config-service.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 "config-service.chart" -}}
{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
{{- end -}}

templates__ingress.yaml

{{- if .Values.ingress.enabled -}}
{{- $serviceName := include "config-service.fullname" . -}}
{{- $servicePort := .Values.service.port -}}
{{- $serviceHealthPath := .Values.service.healthCheckPath -}}
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: {{ template "config-service.fullname" . }}
  labels:
    app: {{ template "config-service.name" . }}
    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
    release: {{ .Release.Name }}
    heritage: {{ .Release.Service }}
  annotations:
    {{- range $key, $value := .Values.ingress.annotations }}
      {{ $key }}: {{ $value | quote }}
    {{- end }}
spec:
  rules:
    {{- range $host := .Values.ingress.hosts }}
    - host: {{ $host }}
      http:
        paths:
          - path: {{ $serviceHealthPath }}
            backend:
              serviceName: {{ $serviceName }}
              servicePort: {{ $servicePort }}
    {{- end -}}
  {{- if .Values.ingress.tls }}
  tls:
{{ toYaml .Values.ingress.tls | indent 4 }}
  {{- end -}}
{{- end -}}

templates__service.yaml

apiVersion: v1
kind: Service
metadata:
  name: {{ template "config-service.fullname" . }}
  labels:
    app: {{ template "config-service.name" . }}
    chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }}
    release: {{ .Release.Name }}
    heritage: {{ .Release.Service }}
spec:
  type: {{ .Values.service.type }}
  ports:
    - port: {{ .Values.service.port }}
      protocol: TCP
      name: {{ .Values.service.name }}
#  selector:
#    app: {{ template "config-service.name" . }}
#    release: {{ .Release.Name }}

values.yaml

# Default values for config-service.
# This is a YAML-formatted file.
# Declare variables to be passed into your templates.

replicaCount: 1

image:
  repository: docker.artifactory.a.company.com/cto/developer/services/config
  tag: latest
  pullPolicy: IfNotPresent

service:
  name: config
  type: ClusterIP
  port: 8888
  healthCheckPath: /

ingress:
  enabled: true
  annotations:
    kubernetes.io/ingress.class: nginx
    #kubernetes.io/tls-acme: "true" REDIRECT FROM HTTP TO HTTPS
  path: /
  hosts:
    - api.config-reference.a.company.com
  #tls:
  # - secretName: cert
  #   hosts:

resources:
  # We usually recommend not to specify default resources and to leave this as a conscious
  # choice for the user. This also increases chances charts run on environments with little
  # resources, such as Minikube. If you do want to specify resources, uncomment the following
  # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
  limits:
    cpu: 1000m
    memory: 2048Mi
  requests:
    cpu: 500m
    memory: 2048Mi

nodeSelector: {}

tolerations: []

affinity: {}

environment:
  SPRING_PROFILES_ACTIVE: dev,dev_aws,container,onboard_preprod
  # Will bootstrap from the branch/label/sha
  SPRING_CLOUD_CONFIG_LABEL: develop
  ###### Java Environment
  # JAVA_OPTS: -agentlib:jdwp=transport=dt_socket,address=8000,server=y,suspend=y
  # JAVA_PARAMS: -Dlog4j2.StatusLogger.level=DEBUG -Dorg.apache.logging.log4j.simplelog.StatusLogger.level=DEBUG
  # SPRING_BOOT_APP_OPTS:
  # https://docs.spring.io/spring-boot/docs/current/reference/html/boot-features-logging.html#boot-features-custom-log-levels
  LOGGING_LEVEL_ROOT: DEBUG
  ###### JSK Environment
  JSK_SPRING_CONFIG_IDPS_CONNECTION_API_SECRET_KEY: /resources/certs/key_v2-e6aa136516cd7.pem