Add ESLint config

angular.json

@@ -91,8 +91,22 @@
             ],
             "scripts": []
           }
+        },
+        "lint": {
+          "builder": "@angular-eslint/builder:lint",
+          "options": {
+            "lintFilePatterns": [
+              "src/**/*.ts",
+              "src/**/*.html"
+            ]
+          }
         }
       }
     }
+  },
+  "cli": {
+    "schematicCollections": [
+      "@angular-eslint/schematics"
+    ]
   }
 }

eslint.config.js

@@ -0,0 +1,45 @@
+// @ts-check
+const eslint = require('@eslint/js');
+const tseslint = require('typescript-eslint');
+const angular = require('angular-eslint');
+
+module.exports = tseslint.config(
+  {
+    files: ['**/*.ts'],
+    extends: [
+      eslint.configs.recommended,
+      ...tseslint.configs.recommended,
+      ...tseslint.configs.stylistic,
+      ...angular.configs.tsRecommended,
+    ],
+    processor: angular.processInlineTemplates,
+    rules: {
+      '@angular-eslint/directive-selector': [
+        'error',
+        {
+          type: 'attribute',
+          prefix: 'app',
+          style: 'camelCase',
+        },
+      ],
+      '@angular-eslint/component-selector': [
+        'error',
+        {
+          type: 'element',
+          prefix: 'app',
+          style: 'kebab-case',
+        },
+      ],
+      '@typescript-eslint/no-inferrable-types': 'off',
+      '@typescript-eslint/consistent-type-definitions': 'off',
+    },
+  },
+  {
+    files: ['**/*.html'],
+    extends: [
+      ...angular.configs.templateRecommended,
+      ...angular.configs.templateAccessibility,
+    ],
+    rules: {},
+  },
+);

package.json

@@ -6,7 +6,8 @@
     "start": "ng serve",
     "build": "ng build",
     "watch": "ng build --watch --configuration development",
-    "test": "ng test"
+    "test": "ng test",
+    "lint": "ng lint"
   },
   "private": true,
   "dependencies": {
@@ -29,13 +30,16 @@
     "@angular/cli": "^18.0.4",
     "@angular/compiler-cli": "^18.0.0",
     "@types/jasmine": "~5.1.0",
+    "angular-eslint": "18.0.1",
     "dprint": "^0.46.2",
+    "eslint": "^9.3.0",
     "jasmine-core": "~5.1.0",
     "karma": "~6.4.0",
     "karma-chrome-launcher": "~3.2.0",
     "karma-coverage": "~2.2.0",
     "karma-jasmine": "~5.1.0",
     "karma-jasmine-html-reporter": "~2.1.0",
-    "typescript": "~5.4.2"
+    "typescript": "~5.4.2",
+    "typescript-eslint": "8.0.0-alpha.36"
   }
-}
+}