Merge office-addin-taskpane/master

NOTE: Also ran lint:fix and addressed errors and ran prettier

.eslintrc.json

@@ -0,0 +1,17 @@
+{
+  "parser": "@typescript-eslint/parser",
+  "plugins": [
+    "@typescript-eslint"
+  ], 
+  "parserOptions": {
+    "ecmaVersion": 6,
+    "sourceType": "module",
+    "ecmaFeatures": {
+      "jsx": true
+    },
+    "project": "./tsconfig.json"
+    },
+  "extends": [
+    "eslint-config-office-addins"
+  ]
+}

.vscode/extensions.json

@@ -5,7 +5,9 @@
   // List of extensions which should be recommended for users of this workspace.
   "recommendations": [
     "msjsdiag.debugger-for-chrome",
-    "msjsdiag.debugger-for-edge"
+    "msjsdiag.debugger-for-edge",
+    "dbaeumer.vscode-eslint",
+    "esbenp.prettier-vscode"
   ],
   // List of extensions recommended by VS Code that should not be recommended for users of this workspace.
   "unwantedRecommendations": []

.vscode/settings.json

@@ -0,0 +1,8 @@
+{
+    "eslint.validate": [
+      "javascript",
+      "javascriptreact",
+      "typescript"
+    ]
+  }
+

.vscode/tasks.json

@@ -74,6 +74,22 @@
       },
       "problemMatcher": []
     },
+    {
+      "label": "Lint: Check for problems",
+      "type": "npm",
+      "script": "lint",
+      "problemMatcher": [
+        "$eslint-stylish"
+      ]
+    },
+    {
+      "label": "Lint: Fix all auto-fixable problems",
+      "type": "npm",
+      "script": "lint:fix",
+      "problemMatcher": [
+        "$eslint-stylish"
+      ]
+    },
     {
       "label": "Stop Debug",
       "type": "npm",
@@ -94,6 +110,6 @@
         "panel": "dedicated"
       },
       "problemMatcher": []
-    }
+    },
   ]
 }