feat(adguard): add netbird sidecar

adguardhome/k8s/adguard.yaml

@@ -68,6 +68,35 @@ spec:
         reloader.stakater.com/auto: "true"
     spec:
       containers:
+        - name: netbird
+          image: netbirdio/netbird:0.80.0
+          envFrom:
+            - configMapRef:
+                name: adguard-config
+          env:
+            - name: NB_SETUP_KEY
+              valueFrom:
+                secretKeyRef:
+                  name: adguard-netbird-secrets
+                  key: NB_SETUP_KEY
+          securityContext:
+            capabilities:
+              add:
+                - NET_ADMIN
+                - SYS_ADMIN
+                - SYS_RESOURCE
+          resources:
+            requests:
+              memory: "64Mi"
+              cpu: "50m"
+            limits:
+              memory: "256Mi"
+              cpu: "200m"
+          volumeMounts:
+            - name: netbird-state
+              mountPath: /var/lib/netbird
+            - name: dev-tun
+              mountPath: /dev/net/tun
         - name: adguard
           image: adguard/adguardhome:v0.107.79
           resources:
@@ -95,6 +124,12 @@ spec:
               mountPath: /certs
               readOnly: true
       volumes:
+        - name: netbird-state
+          emptyDir: {}
+        - name: dev-tun
+          hostPath:
+            path: /dev/net/tun
+            type: CharDevice
         - name: adguard-data
           persistentVolumeClaim:
             claimName: adguard-pvc