Add ESLint config and build task

.eslintignore

@@ -0,0 +1,12 @@
+
+# Ignore things like .eslintrc.js
+.*
+
+# Ignore root files like jest.config.js
+/*.*
+
+# Ignore non-source directories
+node_modules/
+lib/
+api/
+temp/

.eslintrc.js

@@ -0,0 +1,13 @@
+
+module.exports = {
+    root: true,
+    parser: '@typescript-eslint/parser',
+    plugins: [
+        '@typescript-eslint',
+    ],
+    extends: [
+        'eslint:recommended',
+        "plugin:@typescript-eslint/eslint-recommended",
+        'plugin:@typescript-eslint/recommended',
+    ],
+};

.vscode/tasks.json

@@ -7,6 +7,7 @@
 			"group": "build",
 			"dependsOn": [
 				"TypeScript - Watch",
+				"ESLint - Watch",
 				"API - Watch"
 			],
 			"isBackground": true,
@@ -23,18 +24,37 @@
 			"detail": "Run tsc in watch mode",
 			"isBackground": true
 		},
+		{
+			"type": "npm",
+			"script": "lint-watch",
+			"group": "build",
+			"problemMatcher": {
+				"base": "$eslint-stylish",
+				"background": {
+					"activeOnStart": false,
+					"beginsPattern": "\\[nodemon\\] starting",
+					"endsPattern": "\\[nodemon\\] (clean exit|app crashed)"
+				}
+			},
+			"isBackground": true,
+			"label": "ESLint - Watch",
+			"detail": "Run ESLint in watch mode"
+		},
 		{
 			"type": "npm",
 			"script": "watch-api",
 			"group": "build",
 			"problemMatcher": {
+				"owner": "api-extractor",
+				"source": "api-extractor",
+				"fileLocation": "absolute",
 				"pattern": {
-					"regexp": "[^\\s\\S]"
+					"regexp": "^(.*\\.d\\.ts):(\\d+):(\\d+)$"
 				},
 				"background": {
 					"activeOnStart": true,
 					"beginsPattern": "\\[nodemon\\] starting",
-					"endsPattern": "API Extractor completed"
+					"endsPattern": "\\[nodemon\\] (clean exit|app crashed)"
 				}
 			},
 			"label": "API - Watch",