Use new Image optimization transform

package.json

@@ -22,7 +22,7 @@
 	},
 	"license": "MIT",
 	"engines": {
-		"node": ">=14"
+		"node": ">=18"
 	},
 	"funding": {
 		"type": "opencollective",
@@ -33,8 +33,8 @@
 	},
 	"homepage": "https://github.com/11ty/eleventy-base-blog#readme",
 	"devDependencies": {
-		"@11ty/eleventy": "file:../eleventy",
-		"@11ty/eleventy-img": "^3.1.8",
+		"@11ty/eleventy": "3.0.0-alpha.5",
+		"@11ty/eleventy-img": "^4.0.2",
 		"@11ty/eleventy-navigation": "^0.3.5",
 		"@11ty/eleventy-plugin-bundle": "^1.0.5",
 		"@11ty/eleventy-plugin-rss": "^1.2.0",