chore: switch to esbuild

.gitignore

@@ -14,3 +14,5 @@ dist
 rollup.config-dev.js
 .hotreload
 webpack.dev.js
+
+.env

esbuild.config.mjs

@@ -0,0 +1,56 @@
+import esbuild from "esbuild";
+import process from "process";
+import builtins from "builtin-modules";
+import inlineWorkerPlugin from "esbuild-plugin-inline-worker";
+import { replace } from "esbuild-plugin-replace";
+import { config } from "dotenv";
+
+config();
+
+const banner = `/*
+THIS IS A GENERATED/BUNDLED FILE BY ESBUILD
+if you want to view the source, please visit the github repository of this plugin
+*/
+`;
+
+const prod = process.argv[2] === "production";
+
+const dir = prod ? "./" : process.env.OUTDIR;
+
+esbuild
+    .build({
+        banner: {
+            js: banner
+        },
+        entryPoints: ["src/main.ts", "src/styles.css"],
+        bundle: true,
+        external: [
+            "obsidian",
+            "electron",
+            "@codemirror/autocomplete",
+            "@codemirror/collab",
+            "@codemirror/commands",
+            "@codemirror/language",
+            "@codemirror/lint",
+            "@codemirror/search",
+            "@codemirror/state",
+            "@codemirror/view",
+            "@lezer/common",
+            "@lezer/highlight",
+            "@lezer/lr",
+            ...builtins
+        ],
+        format: "cjs",
+        watch: !prod,
+        target: "es2020",
+        logLevel: "info",
+        sourcemap: prod ? false : "inline",
+        minify: prod,
+        treeShaking: true,
+        outdir: dir,
+        loader: { ".png": "base64" },
+        plugins: [inlineWorkerPlugin()]
+    })
+    .catch(() => {
+        process.exit(1);
+    });