core: Move SFE package. Prep for prettier config.

packages/sfe/rollup.config.js

@@ -0,0 +1,43 @@
+import commonjs from "@rollup/plugin-commonjs";
+import resolve from "@rollup/plugin-node-resolve";
+import swc from "@rollup/plugin-swc";
+import copy from "rollup-plugin-copy";
+
+export default {
+    input: "src/index.ts",
+    output: {
+        dir: "./dist/sfe",
+        format: "cjs",
+    },
+    context: "window",
+    plugins: [
+        copy({
+            targets: [
+                {
+                    src: "../../node_modules/bootstrap/dist/css/bootstrap.min.css",
+                    dest: "./dist/sfe",
+                },
+            ],
+        }),
+        resolve({ browser: true }),
+        commonjs(),
+        swc({
+            swc: {
+                jsc: {
+                    loose: false,
+                    externalHelpers: false,
+                    // Requires v1.2.50 or upper and requires target to be es2016 or upper.
+                    keepClassNames: false,
+                },
+                minify: false,
+                env: {
+                    targets: {
+                        edge: "17",
+                        ie: "11",
+                    },
+                    mode: "entry",
+                },
+            },
+        }),
+    ],
+};