diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 0000000..fcf7e11
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,4 @@
+{
+	"name": "ubuntu 24.04",
+	"image": "ubuntu:24.04"
+}
diff --git a/Dockerfile b/Dockerfile
index dfbefba..7bad00e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,12 @@
-FROM ubuntu:latest
+FROM ubuntu:24.04
 
-WORKDIR /fibos
+WORKDIR /app
 
 RUN apt-get update -y \
-  && apt-get install -y curl sudo wget libusb-1.0-0 libcurl3-gnutls libncurses5 \
+  && apt-get install -y curl sudo wget libusb-1.0-0 libcurl3-gnutls \
+  && wget "http://security.ubuntu.com/ubuntu/pool/main/n/ncurses/libtinfo5_6.1-1ubuntu1_amd64.deb" \
+  && dpkg -i libtinfo5_6.1-1ubuntu1_amd64.deb \
+  && rm libtinfo5_6.1-1ubuntu1_amd64.deb \
   && wget "http://security.ubuntu.com/ubuntu/pool/main/o/openssl1.0/libssl1.0.0_1.0.2n-1ubuntu5_amd64.deb" \
   && dpkg -i libssl1.0.0_1.0.2n-1ubuntu5_amd64.deb \
   && rm libssl1.0.0_1.0.2n-1ubuntu5_amd64.deb \
@@ -20,4 +23,4 @@ ADD start.sh .
 
 EXPOSE 8080
 
-ENTRYPOINT ["bash", "/fibos/start.sh"]
+ENTRYPOINT ["bash", "/app/start.sh"]
diff --git a/build-docker-and-run.sh b/build-docker-and-run.sh
deleted file mode 100755
index 5930341..0000000
--- a/build-docker-and-run.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/bash
-set -e
-
-docker build -t mingfunwong/fibos:1.7.1.13 .
-docker-compose down
-docker-compose up
\ No newline at end of file
diff --git a/install-from-helm.sh b/install-from-helm.sh
deleted file mode 100755
index 6ab6130..0000000
--- a/install-from-helm.sh
+++ /dev/null
@@ -1,42 +0,0 @@
-# install k3s
-curl -sfL https://get.k3s.io | sh -
-# install helm
-curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
-# setup helm
-mkdir ~/.kube
-kubectl config view --raw >~/.kube/config
-# add helm repo
-helm repo add mingfunwong https://mingfunwong.github.io/helm-charts
-
-# name
-NAME=fibos-node-1
-# enable block producers
-PRODUCER_ENABLE=false
-# block producer information
-PRODUCER_NAME=
-PUBLIC_KEY=
-PRIVATE_KEY=
-# enable the producer api
-PRODUCER_API_ENABLE=false
-# use a snapshot
-SNAPSHOT_ENABLE=true
-# snapshot url
-SNAPSHOT_URL=https://snapshots.fibos123.com/latest.bin
-# enable provide
-HTTP_ENABLE=false
-# provide information
-HTTP_HOST=
-P2P_PORT=
-
-# install fibos-node
-helm install $NAME mingfunwong/fibos-node \
-  --set PRODUCER_ENABLE=$PRODUCER_ENABLE \
-  --set PRODUCER_NAME=$PRODUCER_NAME \
-  --set PUBLIC_KEY=$PUBLIC_KEY \
-  --set PRIVATE_KEY=$PRIVATE_KEY \
-  --set PRODUCER_API_ENABLE=$PRODUCER_API_ENABLE \
-  --set SNAPSHOT_ENABLE=$SNAPSHOT_ENABLE \
-  --set SNAPSHOT_URL=$SNAPSHOT_URL \
-  --set ingress.enabled=$HTTP_ENABLE \
-  --set ingress.hosts.host=$HTTP_HOST \
-  --set service.p2pPort=$P2P_PORT
diff --git a/k8s.yaml b/k8s.yaml
deleted file mode 100644
index 3e5b7a9..0000000
--- a/k8s.yaml
+++ /dev/null
@@ -1,108 +0,0 @@
-apiVersion: v1
-kind: Service
-metadata:
-  name: fibos-node-1-service
-  labels:
-    app: fibos-node-1
-spec:
-  type: NodePort
-  ports:
-    - name: '8080'
-      port: 8080
-      targetPort: 8080
-    - name: '30977'
-      port: 30977
-      targetPort: 9977
-      nodePort: 30977
-  selector:
-    app: fibos-node-1
----
-apiVersion: v1
-kind: ConfigMap
-metadata:
-  name: fibos-node-1-config
-data:
-  PRODUCER_ENABLE: 'false'
-  PRODUCER_NAME: ''
-  PUBLIC_KEY: ''
-  PRIVATE_KEY: ''
-  PRODUCER_API_ENABLE: 'false'
-  SNAPSHOT_ENABLE: 'true'
-  SNAPSHOT_URL: https://snapshots.fibos123.com/latest.bin
----
-apiVersion: networking.k8s.io/v1
-kind: Ingress
-metadata:
-  name: fibos-node-1-ingress
-spec:
-  rules:
-    - host:
-      http:
-        paths:
-          - pathType: Prefix
-            path: /
-            backend:
-              service:
-                name: fibos-node-1-service
-                port:
-                  number: 8080
----
-apiVersion: apps/v1
-kind: Deployment
-metadata:
-  creationTimestamp: null
-  name: fibos-node-1
-  labels:
-    app: fibos-node-1
-spec:
-  replicas: 1
-  selector:
-    matchLabels:
-      app: fibos-node-1
-  strategy: {}
-  template:
-    metadata:
-      creationTimestamp: null
-      labels:
-        app: fibos-node-1
-    spec:
-      containers:
-        - image: mingfunwong/fibos:v1.7.1.12
-          name: fibos
-          resources: {}
-          env:
-            - name: PRODUCER_ENABLE
-              valueFrom:
-                configMapKeyRef:
-                  name: fibos-node-1-config
-                  key: PRODUCER_ENABLE
-            - name: PRODUCER_NAME
-              valueFrom:
-                configMapKeyRef:
-                  name: fibos-node-1-config
-                  key: PRODUCER_NAME
-            - name: PUBLIC_KEY
-              valueFrom:
-                configMapKeyRef:
-                  name: fibos-node-1-config
-                  key: PUBLIC_KEY
-            - name: PRIVATE_KEY
-              valueFrom:
-                configMapKeyRef:
-                  name: fibos-node-1-config
-                  key: PRIVATE_KEY
-            - name: PRODUCER_API_ENABLE
-              valueFrom:
-                configMapKeyRef:
-                  name: fibos-node-1-config
-                  key: PRODUCER_API_ENABLE
-            - name: SNAPSHOT_ENABLE
-              valueFrom:
-                configMapKeyRef:
-                  name: fibos-node-1-config
-                  key: SNAPSHOT_ENABLE
-            - name: SNAPSHOT_URL
-              valueFrom:
-                configMapKeyRef:
-                  name: fibos-node-1-config
-                  key: SNAPSHOT_URL
diff --git a/start.sh b/start.sh
old mode 100755
new mode 100644
index e2ea917..426bb9e
--- a/start.sh
+++ b/start.sh
@@ -3,7 +3,7 @@ set -e
 
 SNAPSHOT_FOLDER=./data/snapshots
 
-if [ "$SNAPSHOT_ENABLE" = "true" ]; then
+if [ "$SNAPSHOT_ENABLE" != "false" ]; then
 
   export SNAPSHOT_FILE=$SNAPSHOT_FOLDER/snapshot.bin
   rm -rf ./data/*
@@ -22,4 +22,4 @@ if [ "$SNAPSHOT_ENABLE" = "true" ]; then
   wget $SNAPSHOT_URL -O $SNAPSHOT_FILE
 fi
 
-fibos /fibos/start.js
+fibos ./start.js