add config template

.gitignore

 node_modules
 yarn.lock
 .vscode
-config.json
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+config.yml
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config.template.yml

+port: 3000
+secret: cf13b4c99b46f8cc07ca89146122b7aa
+cryptRounds: 10
+maxActionPoints: 480
+initAttributesPoints: 15
+attributes:
+  - strength
+  - constitution
+  - dexterity
+  - intelligence
+  - wisdom
+  - charisma
+costTable:
+  7: -4
+  8: -2
+  9: -1
+  10: 0
+  11: 1
+  12: 2
+  13: 3
+  14: 5
+  15: 7
+  16: 10
+  17: 13
+  18: 17
+maxCharactersNumber: 4
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