Enable support for node 12 and disable for node 6

Added the following changes:
1. Obsolete build/test support for Node 6 (BG-19294).
2. Add build/test support for Node 12 (BG-19213).
3. Disable eslint temporarily and move into another PR per Tyler's request (BG-19296).

JIRA: BG-19294,BG-19213

Author: james8nguyen

.drone.jsonnet

@@ -75,22 +75,23 @@ local step(
           "npm install",
         ],
       ),
-      step(
-        name = "lint",
-        image = "node:10",
-        commands = [
-          "npm run lint",
-        ],
-      ),
+///      step(
+///        name = "lint",
+///        image = "node:10",
+///        failure = true,
+///        commands = [
+///          "npm run lint",
+///        ],
+///      ),
     ],
   ),
   pipeline(
     kind = "pipeline",
-    name = "unit tests (node:6)",
+    name = "unit tests (node:10)",
     steps = [
       step(
         name = "build information",
-        image = "node:6",
+        image = "node:10",
         commands = [
           "node --version",
           "npm --version",
@@ -99,14 +100,14 @@ local step(
       ),
       step(
         name = "install",
-        image = "node:6",
+        image = "node:10",
         commands = [
           "npm install",
         ],
       ),
       step(
         name = "unit-test",
-        image = "node:6",
+        image = "node:10",
         depends_on = [
           "install",
         ],
@@ -117,6 +118,14 @@ local step(
           MONGO_URI: "mongodb://mongo:27017/key-recovery-service-test",
         },
       ),
+      step(
+        name = "audit",
+        image = "node:10",
+///        failure = true,
+        commands = [
+          "npm run audit",
+        ],
+      ),
     ],
     trigger = {
       branch: {
@@ -130,15 +139,15 @@ local step(
         name: "mongo",
         image: "mongo:3.4",
       },
-    ]
+    ],
   ),
   pipeline(
     kind = "pipeline",
-    name = "unit tests (node:10)",
+    name = "unit tests (node:12)",
     steps = [
       step(
         name = "build information",
-        image = "node:10",
+        image = "node:12",
         commands = [
           "node --version",
           "npm --version",
@@ -147,14 +156,14 @@ local step(
       ),
       step(
         name = "install",
-        image = "node:10",
+        image = "node:12",
         commands = [
           "npm install",
         ],
       ),
       step(
         name = "unit-test",
-        image = "node:10",
+        image = "node:12",
         depends_on = [
           "install",
         ],
@@ -167,10 +176,10 @@ local step(
       ),
       step(
         name = "audit",
-        image = "node:10",
-        failure = true,
+        image = "node:12",
+///        failure = true,
         commands = [
-          "npm audit",
+          "npm run audit",
         ],
       ),
     ],
@@ -186,6 +195,6 @@ local step(
         name: "mongo",
         image: "mongo:3.4",
       },
-    ]
+    ],
   ),
 ]

.eslintrc.json

@@ -16,7 +16,7 @@
   },
   "rules": {
     "operator-linebreak": ["error", "before"],
-    "max-len": ["error", { "code": 120 } ],
+    "max-len": ["error", { "code": 256 } ],
     "indent": ["error", 2, {"SwitchCase": 1, "MemberExpression": "off"}],
     "linebreak-style": ["error", "unix"],
     "semi": ["error", "always"],