update: rollup config

* add rollup.ts
* add esbuild register to devdeps
* add rollup plugin dts to devdeps

rollup.ts

@@ -0,0 +1,114 @@
+import typescript from 'rollup-plugin-typescript2';
+import { terser } from 'rollup-plugin-terser';
+import dts from 'rollup-plugin-dts';
+import { OutputOptions, RollupOptions } from 'rollup';
+import commonjs from '@rollup/plugin-commonjs';
+import resolve from '@rollup/plugin-node-resolve';
+import babel from '@rollup/plugin-babel';
+import vue from 'rollup-plugin-vue';
+// @ts-ignore
+import svg from 'rollup-plugin-svg';
+import postcss from 'rollup-plugin-postcss';
+// @ts-ignore
+import { DEFAULT_EXTENSIONS as DEFAULT_BABEL_EXTENSIONS } from '@babel/core';
+
+const configs: RollupOptions[] = [];
+
+const activePackages = [
+  {
+    display: 'Revue-Flow',
+    external: ['@vueuse/core']
+  }
+];
+
+// @ts-ignore
+for (const { external, iife } of activePackages) {
+  const iifeGlobals = {
+    vue: 'Vue',
+    '@vueuse/core': 'VueUse'
+  };
+
+  const iifeName = 'RevueFlow';
+  const functionNames = ['revue-flow'];
+
+  for (const fn of functionNames) {
+    const input = 'src/index.ts';
+
+    const output: OutputOptions[] = [
+      {
+        file: `dist/${fn}.cjs.js`,
+        format: 'cjs'
+      },
+      {
+        file: `dist/${fn}.esm.js`,
+        format: 'es'
+      }
+    ];
+
+    if (iife !== false) {
+      output.push(
+        {
+          file: `dist/${fn}.iife.js`,
+          format: 'iife',
+          name: iifeName,
+          extend: true,
+          globals: iifeGlobals
+        },
+        {
+          file: `dist/${fn}.iife.min.js`,
+          format: 'iife',
+          name: iifeName,
+          extend: true,
+          globals: iifeGlobals,
+          plugins: [
+            terser({
+              format: {
+                comments: false
+              }
+            })
+          ]
+        }
+      );
+    }
+
+    configs.push({
+      input,
+      output,
+      plugins: [
+        typescript({
+          tsconfigOverride: {
+            compilerOptions: {
+              declaration: false
+            }
+          }
+        }),
+        svg(),
+        resolve(),
+        postcss({
+          inject: true,
+          minimize: true
+        }),
+        commonjs({ include: 'node_modules/**' }),
+        babel({
+          extensions: [...DEFAULT_BABEL_EXTENSIONS, '.ts', '.tsx'],
+          exclude: 'node_modules/**',
+          babelHelpers: 'bundled'
+        }),
+        vue()
+      ],
+      external: ['vue', ...(external || [])]
+    });
+
+    configs.push({
+      input,
+      output: {
+        file: `dist/${fn}.d.ts`,
+        format: 'es'
+      },
+      plugins: [dts()],
+      external: ['vue', ...(external || [])]
+    });
+  }
+}
+
+export default configs;