Update documentation with refactored resources (#204)

This updates the documentation and examples to use the new resources. It
also adds automatic documentation creation for the api reference.

Signed-off-by: Philip Laine <philip.laine@gmail.com>

examples/network/networkresource.yaml

@@ -0,0 +1,57 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx
+  namespace: default
+  labels:
+    app: nginx
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: nginx
+  strategy:
+    rollingUpdate:
+      maxSurge: 25%
+      maxUnavailable: 25%
+    type: RollingUpdate
+  template:
+    metadata:
+      labels:
+        app: nginx
+    spec:
+      containers:
+      - image: nginx
+        imagePullPolicy: Always
+        name: nginx
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: nginx
+  namespace: default
+  labels:
+    app: nginx
+spec:
+  type: ClusterIP
+  ports:
+  - name: http
+    port: 80
+    protocol: TCP
+    targetPort: 80
+  selector:
+    app: nginx
+---
+apiVersion: netbird.io/v1alpha1
+kind: NetworkResource
+metadata:
+  name: nginx
+  namespace: default
+spec:
+  networkRouterRef:
+    name: prod
+    namespace: netbird
+  serviceRef:
+    name: nginx
+  groups:
+    - name: All

examples/network/networkrouter.yaml

@@ -0,0 +1,8 @@
+apiVersion: netbird.io/v1alpha1
+kind: NetworkRouter
+metadata:
+  name: prod
+  namespace: netbird
+spec:
+  dnsZoneRef:
+    name: prod.company.internal