diff --git a/NineChronicles.Headless.Executable/Commands/GenesisCommand.cs b/NineChronicles.Headless.Executable/Commands/GenesisCommand.cs
index b4653d034..0cac71bde 100644
--- a/NineChronicles.Headless.Executable/Commands/GenesisCommand.cs
+++ b/NineChronicles.Headless.Executable/Commands/GenesisCommand.cs
@@ -239,7 +239,7 @@ out List<CreatePledge> pledgeActions
         [Command(Description = "Mine a new genesis block")]
         public void Mine(
             [Argument("CONFIG", Description = "JSON config path to mine genesis block")]
-            string configPath)
+            string configPath = "./config.json")
         {
             var options = new JsonSerializerOptions
             {
@@ -275,7 +275,7 @@ public void Mine(
                     initialValidators: initialValidatorSet.ToDictionary(
                         item => new PublicKey(ByteUtil.ParseHex(item.PublicKey)),
                         item => new BigInteger(item.Power)),
-                    actionBases: adminMeads.Concat(initialMeads).Concat(initialPledges),
+                    actionBases: adminMeads.Concat(initialMeads).Concat(initialPledges).Concat(GetAdditionalActionBases()),
                     goldCurrency: currency
                 );
 
@@ -320,6 +320,19 @@ public void Mine(
             }
         }
 
+        /// <summary>
+        /// Actions to be appended on end of transaction actions.
+        /// You can add actions code to this method before generate genesis block.
+        /// </summary>
+        /// <returns></returns>
+        private static List<ActionBase> GetAdditionalActionBases()
+        {
+            return new List<ActionBase>
+            {
+
+            };
+        }
+
 #pragma warning disable S3459
         /// <summary>
         /// Game data to set into genesis block.
diff --git a/config.schema.json b/config.schema.json
index 98532ec38..746da14eb 100644
--- a/config.schema.json
+++ b/config.schema.json
@@ -6,20 +6,28 @@
     "properties": {
         "data": {
             "type": "object",
+            "description": "Game data to set into genesis block.",
             "properties": {
                 "tablePath": {
-                    "type": "string"
+                    "type": "string",
+                    "description": "A Path of game data table directory."
                 }
             }
         },
         "currency": {
             "type": "object",
+            "description": "Currency related configurations. Set initial minter(Tx signer) and/or initial currency depositions. If not provided, default values will set.",
             "properties": {
+                "allowMint": {
+                    "type": "boolean"
+                },
                 "initialMinter": {
-                    "type": "string"
+                    "type": "string",
+                    "description": "Private Key of initial currency minter. If not provided, a new private key will be created and used."
                 },
                 "initialCurrencyDeposit": {
                     "type": "array",
+                    "description": "Initial currency deposition list. If you leave it empty list or even not provide, the `InitialMinter` will get 10000 currency. You can see newly created deposition info in `initial_deposit.csv` file",
                     "items": {
                         "type": "object",
                         "properties": {
@@ -42,15 +50,19 @@
         },
         "admin": {
             "type": "object",
+            "description": "Admin related configurations. If not provided, no admin will be set.",
             "properties": {
                 "activate": {
-                    "type": "boolean"
+                    "type": "boolean",
+                    "description": "Whether active admin address or not."
                 },
                 "address": {
-                    "type": "string"
+                    "type": "string",
+                    "description": "Address to give admin privilege. If `Activate` is `true` and no `address` provided, the minter will get admin privilege."
                 },
                 "validUntil": {
-                    "type": "integer"
+                    "type": "integer",
+                    "description": "The block count to persist admin privilege. After this block, admin will no longer be admin."
                 }
             }
         },