chore: pin dependencies and use native TypeScript

package.json

@@ -30,23 +30,20 @@
 		"prepare": "husky"
 	},
 	"devDependencies": {
-		"@anthropic-ai/sandbox-runtime": "^0.0.26",
+		"@anthropic-ai/sandbox-runtime": "0.0.26",
 		"@biomejs/biome": "2.3.5",
-		"@types/node": "^22.10.5",
+		"@types/node": "22.19.19",
 		"@typescript/native-preview": "7.0.0-dev.20260120.1",
-		"husky": "^9.1.7",
-		"jiti": "^2.7.0",
-		"tsx": "^4.20.3",
-		"typescript": "^5.9.2",
-		"shx": "^0.4.0"
+		"esbuild": "0.28.0",
+		"husky": "9.1.7",
+		"jiti": "2.7.0",
+		"shx": "0.4.0",
+		"typescript": "5.9.3"
 	},
 	"engines": {
 		"node": ">=22.19.0"
 	},
 	"version": "0.0.3",
-	"dependencies": {
-		"@earendil-works/pi-coding-agent": "^0.30.2"
-	},
 	"overrides": {
 		"rimraf": "6.1.2",
 		"gaxios": {