refactor: switch to new build system

.presetterrc.json

@@ -0,0 +1,5 @@
+{
+  "preset": [
+    "@lumeweb/presetter-relay-plugin-preset"
+  ]
+}

build.js

@@ -1,9 +0,0 @@
-import esbuild from "esbuild";
-
-esbuild.buildSync({
-  entryPoints: ["src/index.ts"],
-  outfile: "dist/eth.js",
-  format: "cjs",
-  bundle: true,
-  platform: "node",
-});

package.json

@@ -0,0 +1,46 @@
+{
+	"name": "@lumeweb/relay-plugin-eth",
+	"version": "0.1.0",
+	"type": "module",
+	"devDependencies": {
+		"@chainsafe/as-sha256": "^0.3.1",
+		"@chainsafe/bls": "^7.1.1",
+		"@chainsafe/blst": "0.2.9",
+		"@chainsafe/ssz": "^0.10.2",
+		"@ethereumjs/block": "^4.2.1",
+		"@ethereumjs/blockchain": "^6.2.1",
+		"@ethereumjs/common": "^3.1.1",
+		"@ethereumjs/trie": "^5.0.4",
+		"@ethereumjs/tx": "^4.1.1",
+		"@ethereumjs/util": "^8.0.5",
+		"@ethereumjs/vm": "^6.4.1",
+		"@lodestar/config": "^1.7.0",
+		"@lodestar/light-client": "^1.7.0",
+		"@lodestar/params": "^1.8.0",
+		"@lodestar/types": "^1.7.0",
+		"@lumeweb/presetter-relay-plugin-preset": "^0.1.0-develop.8",
+		"async-mutex": "^0.4.0",
+		"ethers": "^6.2.3",
+		"json-rpc-2.0": "^1.5.1",
+		"json-stringify-deterministic": "^1.0.8",
+		"lodash": "^4.17.21",
+		"node-cache": "^5.1.2",
+		"node-fetch": "^3.3.1",
+		"patch-package": "^7.0.0",
+		"presetter": "^4.0.1",
+		"rlp": "^3.0.0",
+		"ts-essentials": "^9.3.1",
+		"web3-core": "^1.10.0",
+		"web3-core-method": "^1.10.0",
+		"web3-eth": "^1.10.0"
+	},
+	"scripts": {
+		"prepare": "presetter bootstrap",
+		"build": "run build",
+		"semantic-release": "semantic-release",
+		"postinstall": "patch-package"
+	},
+	"dependencies": {
+		"@lumeweb/interface-relay": "^0.0.2-develop.1"
+	}
+}

tsconfig.json

@@ -1,13 +0,0 @@
-{
-    "compilerOptions": {
-        "module": "esnext",
-        "target": "esnext",
-        "esModuleInterop": true,
-        "outDir": "dist",
-        "moduleResolution": "node"
-    },
-    "include": ["src"],
-    "exclude": [
-        "node_modules"
-    ]
-}