DEV 559: Refactor CLI and add customizations (#57)

* move snake API structs into a new client package

* add customizations to snake objects

* refactor and add support for passing snake customizations in games

cli/commands/testdata/snake_request_body.json

@@ -1,14 +1,13 @@
 {
   "game": {
     "id": "",
-    "timeout": 500,
     "ruleset": {
       "name": "standard",
       "version": "cli",
       "settings": {
-        "hazardDamagePerTurn": 14,
         "foodSpawnChance": 15,
         "minimumFood": 1,
+        "hazardDamagePerTurn": 14,
         "royale": {
           "shrinkEveryNTurns": 25
         },
@@ -19,18 +18,19 @@
           "sharedLength": true
         }
       }
-    }
+    },
+    "timeout": 500,
+    "source": ""
   },
   "turn": 0,
   "board": {
     "height": 11,
     "width": 11,
-    "food": [],
-    "hazards": [],
     "snakes": [
       {
         "id": "one",
-        "name": "",
+        "name": "ONE",
+        "latency": "0",
         "health": 0,
         "body": [
           {
@@ -38,18 +38,23 @@
             "y": 3
           }
         ],
-        "latency": "0",
         "head": {
           "x": 3,
           "y": 3
         },
         "length": 1,
         "shout": "",
-        "squad": ""
+        "squad": "",
+        "customizations": {
+          "color": "#123456",
+          "head": "safe",
+          "tail": "curled"
+        }
       },
       {
         "id": "two",
-        "name": "",
+        "name": "TWO",
+        "latency": "0",
         "health": 0,
         "body": [
           {
@@ -57,20 +62,27 @@
             "y": 3
           }
         ],
-        "latency": "0",
         "head": {
           "x": 4,
           "y": 3
         },
         "length": 1,
         "shout": "",
-        "squad": ""
+        "squad": "",
+        "customizations": {
+          "color": "#654321",
+          "head": "silly",
+          "tail": "bolt"
+        }
       }
-    ]
+    ],
+    "food": [],
+    "hazards": []
   },
   "you": {
     "id": "one",
-    "name": "",
+    "name": "ONE",
+    "latency": "0",
     "health": 0,
     "body": [
       {
@@ -78,13 +90,17 @@
         "y": 3
       }
     ],
-    "latency": "0",
     "head": {
       "x": 3,
       "y": 3
     },
     "length": 1,
     "shout": "",
-    "squad": ""
+    "squad": "",
+    "customizations": {
+      "color": "#123456",
+      "head": "safe",
+      "tail": "curled"
+    }
   }
 }