docs: add helm chart installation instructions

Author: walkowif

README.md

@@ -34,6 +34,14 @@ Alternatively, if you have a Go environment, you can simply install `oasbinder`
 go install github.com/insightsengineering/oasbinder@latest
 ```
 
+A helm chart is also available. You can install the `oasbinder` helm chart with:
+
+```bash
+helm install oasbinder -f helm/templates/values.yaml oasbinder --repo https://insightsengineering.github.io/oasbinder/ --version 0.0.3 --namespace <namespace-name>
+```
+
+Example `values.yaml` file is available in [helm/templates/values.yaml](helm/templates/values.yaml).
+
 ## Usage
 
 `oasbinder` is a command line utility, so after installing the binary in your `PATH`, simply run the following command to view its capabilities:

helm/templates/values.yaml

@@ -17,10 +17,6 @@ fullnameOverride: ""
 podAnnotations: {}
 podLabels: {}
 
-podSecurityContext: {}
-
-securityContext: {}
-
 service:
   type: ClusterIP
   port: 8080
@@ -54,20 +50,43 @@ autoscaling:
   maxReplicas: 100
   targetCPUUtilizationPercentage: 80
 
-# Additional volumes on the output Deployment definition.
-volumes: []
-
-# Additional volumeMounts on the output Deployment definition.
-volumeMounts: []
-
 nodeSelector: {}
 
 tolerations: []
 
 affinity: {}
 
-oasbinderConfig:
-  # oasbinder configuration should be added here, directly as YAML structure.
-  # proxyAddress:
-  # services:
-  # headers:
+# args:
+#   - "--config"
+#   - "/oasbinder.yaml"
+#   - "--logLevel"
+#   - "debug"
+
+# volumeMounts:
+#   - name: config-volume
+#     mountPath: /oasbinder.yaml
+#     subPath: oasbinder.yaml
+
+# volumes:
+#   - name: config-volume
+#     configMap:
+#       name: oasbinder
+
+# securityContext:
+#   readOnlyRootFilesystem: false
+#   runAsNonRoot: true
+#   runAsUser: 999
+#   runAsGroup: 999
+
+# oasbinderConfig:
+#   proxyAddress: http://localhost:10001
+#   listenPort: 8080
+#   listenAddress: 0.0.0.0
+
+#   services:
+#     - endpoint: /hogwarts
+#       url: http://localhost:8000/hogwarts/
+#       swagger_url: http://localhost:8000/hogwarts/
+
+#   headers:
+#     api-key: qwerty