fix(eslint): add configuration for inline script tags

.eslintrc.json

@@ -5,7 +5,7 @@
 		"browser": true
 	},
 	"extends": ["eslint:recommended", "plugin:prettier/recommended", "plugin:astro/recommended"],
-	"plugins": ["prettier"],
+	"plugins": ["prettier", "astro"],
 	"parserOptions": {
 		"sourceType": "module"
 	},
@@ -18,9 +18,26 @@
 			"parser": "astro-eslint-parser",
 			"parserOptions": {
 				"parser": "@typescript-eslint/parser",
-				"extraFileExtensions": [".astro"]
+				"extraFileExtensions": [".astro"],
+				"sourceType": "module"
 			},
-			"rules": {}
+			"rules": {
+				"astro/no-conflict-set-directives": "error",
+				"astro/no-unused-define-vars-in-style": "error"
+			}
+		},
+		{
+			"files": ["**/*.astro/*.js", "*.astro/*.js"],
+			"env": {
+				"browser": true,
+				"es2020": true
+			},
+			"parserOptions": {
+				"sourceType": "module"
+			},
+			"rules": {
+				"prettier/prettier": "off"
+			}
 		}
 	]
 }