Initial commit:

Added framework to generate DOT and png files of character map chart
from data folder.
Added all figures in the 1-2 chapters.
Added font file SimSum for render chart

data/group/花果山群妖.yaml

@@ -0,0 +1,38 @@
+schema: v1
+type: group
+details:
+  name: 花果山群妖
+  members:
+  - 牛魔王
+  - 蛟魔王
+  - 鹏魔王
+  - 狮狔王
+  - 猕猴王
+  - 狨王
+  relationships:
+  - source: 孙悟空
+    destination: 牛魔王
+    description: 兄弟
+    bidirection: false
+  - source: 蛟魔王
+    destination: 孙悟空
+    description: 兄弟
+    bidirection: true
+  - source: 鹏魔王
+    destination: 孙悟空
+    description: 兄弟
+    bidirection: true
+  - source: 狮狔王
+    destination: 孙悟空
+    description: 兄弟
+    bidirection: true
+  - source: 猕猴王
+    destination: 孙悟空
+    description: 兄弟
+    bidirection: true
+  - source: 狨王
+    destination: 孙悟空
+    description: 兄弟
+    bidirection: true
+  description: 
+  links: