supporting global notification setting

app/mobile/src/dashboard/Dashboard.jsx

@@ -183,6 +183,14 @@ export function Dashboard(props) {
                   <Text style={styles.option}>RSA 4096</Text>
                 </TouchableOpacity>
               </View>
+
+              <TouchableOpacity style={styles.media} activeOpacity={1}
+                  onPress={() => actions.setPushSupported(!state.pushSupported)}>
+                <Text style={styles.modalLabel}>Enable Push Notifications: </Text>
+                <Switch style={styles.switch} value={state.pushSupported}
+                  onValueChange={actions.setPushSupported} trackColor={styles.track}/>
+              </TouchableOpacity>
+
               <TouchableOpacity style={styles.media} activeOpacity={1}
                   onPress={() => actions.setEnableImage(!state.enableImage)}>
                 <Text style={styles.modalLabel}>Enable Image Queue: </Text>

app/mobile/src/dashboard/useDashboard.hook.js

@@ -96,6 +96,9 @@ export function useDashboard(config, server, token) {
     setStorage: (storage) => {
       updateState({ storage: Number(storage.replace(/[^0-9]/g, '')) });
     },
+    setPushSupported: (pushSupported) => {
+      updateState({ pushSupported });
+    },
     setEnableImage: (enableImage) => {
       updateState({ enableImage });
     },

doc/api.oa3

@@ -3566,6 +3566,8 @@ components:
           type: boolean
         keyType:
           type: string
+        pushSupported:
+          type: boolean
           
     AccountStatus:
       type: object

net/server/internal/api_getNodeConfig.go

@@ -21,6 +21,7 @@ func GetNodeConfig(w http.ResponseWriter, r *http.Request) {
   config.EnableAudio = getBoolConfigValue(CNFEnableAudio, true)
   config.EnableVideo = getBoolConfigValue(CNFEnableVideo, true)
   config.KeyType = getStrConfigValue(CNFKeyType, APPRSA4096)
+  config.PushSupported = getBoolConfigValue(CNFPushSupported, true)
 
 	WriteResponse(w, config)
 }

net/server/internal/api_setNodeConfig.go

@@ -66,6 +66,14 @@ func SetNodeConfig(w http.ResponseWriter, r *http.Request) {
 			return res
 		}
 
+    // upsert push supported
+    if res := tx.Clauses(clause.OnConflict{
+       Columns:   []clause.Column{{Name: "config_id"}},
+       DoUpdates: clause.AssignmentColumns([]string{"bool_value"}),
+    }).Create(&store.Config{ConfigID: CNFPushSupported, BoolValue: config.PushSupported}).Error; res != nil {
+      return res
+    }
+
 		// upsert key type
 		if res := tx.Clauses(clause.OnConflict{
 			Columns:   []clause.Column{{Name: "config_id"}},

net/server/internal/models.go

@@ -347,6 +347,8 @@ type NodeConfig struct {
 	KeyType string `json:"keyType"`
 
 	AccountStorage int64 `json:"accountStorage"`
+
+  PushSupported bool `json:"pushSupported"`
 }
 
 //Profile public attributes of account