Adding docs dir

docs/README.md

@@ -0,0 +1 @@
+This directory holds api docs generated by apidoc.

package.json

@@ -15,7 +15,8 @@
     "test-v3": "export NETWORK=testnet && nyc --reporter=text mocha --timeout 25000 test/v3/",
     "test:integration": "mocha test/v3/integration",
     "coverage": "nyc report --reporter=text-lcov | coveralls",
-    "coverage:report": "export NETWORK=testnet && nyc --reporter=html mocha test/v2/"
+    "coverage:report": "export NETWORK=testnet && nyc --reporter=html mocha test/v2/",
+    "docs": "./node_modules/.bin/apidoc -i src/ -o docs"
   },
   "engines": {
     "node": ">=10.15.1"
@@ -83,5 +84,9 @@
         "npmPublish": false
       }
     ]
+  },
+  "apidoc": {
+    "title": "bch-api",
+    "url": "localhost:3000"
   }
 }