Update README (update testnet version, link to the bootnode list and sha256sum of genesis, small text update)

Signed-off-by: Doctor K <doctor_whoami@ghostchain.io>

README.md

@@ -320,7 +320,7 @@ Only `port 30333` should be opened.
 
 Press _CTRL+C_ to stop the node.
 
-# Launching GHOST TestNet 2.0
+# Launching GHOST TestNet 3.1
 
 Switch to main GIT branch:
 ```bash
@@ -437,9 +437,8 @@ sha256sum /etc/ghost/casper.json
 
 You should see:
 ```
-5aeb6fd5b9b14bdbc1a61600655b5217ded7c1b7cb05bd32929354e88935ae97
+ad653233c978bfd00c5e4525b17628632bc4319c5f5f4b4dcc2f050ef3c3d145
 ```
-![images/img_29.png](images/img_29.png)
 
 Create running `ghost-node` service that starts on system boot using `--unit-file` flag.
 And we must set up the `ghost-node` launch command by setting arguments using
@@ -492,7 +491,7 @@ Official **Boot Node** addresses:
 /dns/bootnode70.chain.ghostchain.io/tcp/30333/p2p/12D3KooWP3h5dSdqcpvsCr7fp1jyfqDj291QDZ68a4gY6VQ8T1nW
 ```
 
-A full list of available **Boot Nodes** can be found on [the guide page](https://blog.ghostchain.io/launching-ghost-testnet-2-0/#Boot_Node).
+A full list of available **Boot Nodes** can be found on [the guide page](https://blog.ghostchain.io/launching-ghost-testnet-3-1/#Boot_Node).
 
 ![images/img_33.png](images/img_33.png)
 
@@ -508,7 +507,7 @@ Type `y` and press _Enter_ for create dedicated user for running `ghost-node`:
 
 ![images/img_36.png](images/img_36.png)
 
-**DO NOT start and enable** `ghost-node.service` press _Enter_:
+**DO NOT start and DO NOT enable** `ghost-node.service` (press _Enter_):
 
 ![images/img_37.png](images/img_37.png)
 

scripts/starter.sh

@@ -7,6 +7,7 @@ INSERT_KEYS=false
 UNIT_FILE=false
 SKIP_BUILD=false
 SET_ENVIRONMENT=false
+VALIDATE=false
 EXECUTABLE_PATH="/usr/bin/"
 SPECIFICATION_PATH="/etc/ghost/"
 BASE_PATH="/var/lib/ghost"
@@ -88,6 +89,7 @@ help() {
     echo -e "-k, --check-keys\n\tCheck if your keys are already included in 'ghosties' file."
     echo -e "-y, --insert-keys\n\tInsert session keys to the keystore via JSON RPC."
     echo -e "-r, --release\n\tCompile node with '--release' flag."
+    echo -e "-v, --validate\n\tManipulate '--validate' flag in CLI_ARGS."
     echo -e "-p, --profile\n\tCompile node with '--profile [PROFILE]' flag."
     echo -e "-f, --features\n\tCompilation features '--features=\"FEATURE1,FEATURE2\"'"
     echo -e "-e, --executable-path\n\tPath to the executable ('/usr/lib/' is default)."
@@ -133,6 +135,9 @@ while [ $# -gt 0 ]; do
             RELEASE="--release"
             TARGET="release"
             ;;
+        --validate|-v)
+            VALIDATE=true
+            ;;
         --profile*|-p*)
             if [[ "$1" != *=* ]]; then shift; fi
             RELEASE="--profile=${1#*=}"
@@ -263,6 +268,32 @@ if [[ ! -z $RELEASE ]]; then
     fi
 fi
 
+if [[ $VALIDATE = true ]]; then
+    cli_args=$(cat /etc/default/ghost)
+    if prompt "[?] turn on validator mode?"; then
+        if [[ $cli_args == *"--validator"* ]]; then
+            echo "[+] '--validator' flag already exists in CLI_ARGS, check /etc/default/ghost"
+        else
+            cli_args="${cli_args%?} --validator\""
+            echo "[+] '--validator' flag inserted to CLI_ARGS, check /etc/default/ghost"
+        fi
+    else
+        cli_args=${cli_args// --validator/}
+        echo "[+] '--validator' flag removed"
+    fi
+
+    echo "[+] trying to store CLI updated arguments to '/etc/default/ghost'"
+    sudo echo "$cli_args" > /etc/default/ghost
+    echo "[+] updated CLI arguments stored in '/etc/default/ghost'"
+
+    if prompt "[?] do you want to restart 'ghost-node.service' now?"; then
+        sudo systemctl status ghost-node.service
+        echo "[+] 'ghost-node.service' succefully restarted, new CLI_ARGS applied"
+    else
+        echo "[+] don't forget to restart ghost node service manually"
+    fi
+fi
+
 if [[ $MAKE_GLOBAL = true ]]; then
     cd $PROJECT_FOLDER
     echo "[+] trying to copy executable to '$EXECUTABLE_PATH'"