Add eslint rules

Signed-off-by: William Desportes <williamdes@wdes.fr>

.eslintrc.json

@@ -23,6 +23,15 @@
         "Sql": "readonly"
     },
     "rules": {
+        "valid-jsdoc": ["error", {
+            "prefer": {
+                "returns": "return"
+            },
+            "requireReturn": false,
+            "requireParamType": false,
+            "requireReturnDescription": false,
+            "requireParamDescription": false
+        }],
         "array-bracket-spacing": "error",
         "brace-style": "error",
         "camelcase": "error",