diff --git a/package-lock.json b/package-lock.json
index 787f0db8..42f41b96 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1799,7 +1799,6 @@
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz",
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-      "dev": true,
       "requires": {
         "@nodelib/fs.stat": "2.0.3",
         "run-parallel": "^1.1.9"
@@ -1808,8 +1807,7 @@
         "@nodelib/fs.stat": {
           "version": "2.0.3",
           "resolved": "https://registry.npmjs.org/@nodelib/fs.stat/-/fs.stat-2.0.3.tgz",
-          "integrity": "sha512-bQBFruR2TAwoevBEd/NWMoAAtNGzTRgdrqnYCc7dhzfoNvqPzLyqlEQnzZ3kVnNrSp25iyxE00/3h2fqGAGArA==",
-          "dev": true
+          "integrity": "sha512-bQBFruR2TAwoevBEd/NWMoAAtNGzTRgdrqnYCc7dhzfoNvqPzLyqlEQnzZ3kVnNrSp25iyxE00/3h2fqGAGArA=="
         }
       }
     },
@@ -1823,7 +1821,6 @@
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       "resolved": "https://registry.npmjs.org/@nodelib/fs.walk/-/fs.walk-1.2.4.tgz",
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-      "dev": true,
       "requires": {
         "@nodelib/fs.scandir": "2.1.3",
         "fastq": "^1.6.0"
@@ -2001,7 +1998,6 @@
       "version": "7.1.3",
       "resolved": "https://registry.npmjs.org/@types/glob/-/glob-7.1.3.tgz",
       "integrity": "sha512-SEYeGAIQIQX8NN6LDKprLjbrd5dARM5EXsd8GI/A5l0apYI1fGMWgPHSe4ZKL4eozlAyI+doUE9XbYS4xCkQ1w==",
-      "dev": true,
       "requires": {
         "@types/minimatch": "*",
         "@types/node": "*"
@@ -2041,8 +2037,7 @@
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       "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.3.tgz",
-      "integrity": "sha512-tHq6qdbT9U1IRSGf14CL0pUlULksvY9OZ+5eEgl1N7t+OA3tGvNpxJCzuKQlsNgCVwbAs670L1vcVQi8j9HjnA==",
-      "dev": true
+      "integrity": "sha512-tHq6qdbT9U1IRSGf14CL0pUlULksvY9OZ+5eEgl1N7t+OA3tGvNpxJCzuKQlsNgCVwbAs670L1vcVQi8j9HjnA=="
     },
     "@types/node": {
       "version": "14.0.27",
@@ -2123,7 +2118,6 @@
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.1.0.tgz",
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-      "dev": true,
       "requires": {
         "clean-stack": "^2.0.0",
         "indent-string": "^4.0.0"
@@ -3175,8 +3169,7 @@
     "clean-stack": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/clean-stack/-/clean-stack-2.2.0.tgz",
-      "integrity": "sha512-4diC9HaTE+KRAMWhDhrGOECgWZxoevMc5TlkObMqNSsVU62PYzXZ/SMTjzyGAFF1YusgxGcSWTEXBhp0CPwQ1A==",
-      "dev": true
+      "integrity": "sha512-4diC9HaTE+KRAMWhDhrGOECgWZxoevMc5TlkObMqNSsVU62PYzXZ/SMTjzyGAFF1YusgxGcSWTEXBhp0CPwQ1A=="
     },
     "clean-yaml-object": {
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@@ -3775,7 +3768,6 @@
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       "resolved": "https://registry.npmjs.org/del/-/del-5.1.0.tgz",
       "integrity": "sha512-wH9xOVHnczo9jN2IW68BabcecVPxacIA3g/7z6vhSU/4stOKQzeCRK0yD0A24WiAAUJmmVpWqrERcTxnLo3AnA==",
-      "dev": true,
       "requires": {
         "globby": "^10.0.1",
         "graceful-fs": "^4.2.2",
@@ -3791,7 +3783,6 @@
           "version": "3.0.2",
           "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz",
           "integrity": "sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==",
-          "dev": true,
           "requires": {
             "glob": "^7.1.3"
           }
@@ -3799,8 +3790,7 @@
         "slash": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
-          "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==",
-          "dev": true
+          "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q=="
         }
       }
     },
@@ -4736,7 +4726,6 @@
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       "integrity": "sha512-SMIZoZdLh/fgofivvIkmknUXyPnvxRE3DhtZ5Me3Mrsk5gyPL42F0xr51TdRXskBxHfMp+07bcYzfsYEsSQA9Q==",
-      "dev": true,
       "requires": {
         "reusify": "^1.0.4"
       }
@@ -5070,7 +5059,6 @@
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/glob-parent/-/glob-parent-5.1.1.tgz",
       "integrity": "sha512-FnI+VGOpnlGHWZxthPGR+QhR78fuiK0sNLkHQv+bL9fQi57lNNdquIbna/WrfROrolq8GK5Ek6BiMwqL/voRYQ==",
-      "dev": true,
       "requires": {
         "is-glob": "^4.0.1"
       }
@@ -5118,7 +5106,6 @@
       "version": "10.0.2",
       "resolved": "https://registry.npmjs.org/globby/-/globby-10.0.2.tgz",
       "integrity": "sha512-7dUi7RvCoT/xast/o/dLN53oqND4yk0nsHkhRgn9w65C4PofCLOoJ39iSOg+qVDdWQPIEj+eszMHQ+aLVwwQSg==",
-      "dev": true,
       "requires": {
         "@types/glob": "^7.1.1",
         "array-union": "^2.1.0",
@@ -5133,20 +5120,17 @@
         "@nodelib/fs.stat": {
           "version": "2.0.3",
           "resolved": "https://registry.npmjs.org/@nodelib/fs.stat/-/fs.stat-2.0.3.tgz",
-          "integrity": "sha512-bQBFruR2TAwoevBEd/NWMoAAtNGzTRgdrqnYCc7dhzfoNvqPzLyqlEQnzZ3kVnNrSp25iyxE00/3h2fqGAGArA==",
-          "dev": true
+          "integrity": "sha512-bQBFruR2TAwoevBEd/NWMoAAtNGzTRgdrqnYCc7dhzfoNvqPzLyqlEQnzZ3kVnNrSp25iyxE00/3h2fqGAGArA=="
         },
         "array-union": {
           "version": "2.1.0",
           "resolved": "https://registry.npmjs.org/array-union/-/array-union-2.1.0.tgz",
-          "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==",
-          "dev": true
+          "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw=="
         },
         "braces": {
           "version": "3.0.2",
           "resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
           "integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
-          "dev": true,
           "requires": {
             "fill-range": "^7.0.1"
           }
@@ -5155,7 +5139,6 @@
           "version": "3.0.1",
           "resolved": "https://registry.npmjs.org/dir-glob/-/dir-glob-3.0.1.tgz",
           "integrity": "sha512-WkrWp9GR4KXfKGYzOLmTuGVi1UWFfws377n9cc55/tb6DuqyF6pcQ5AbiHEshaDpY9v6oaSr2XCDidGmMwdzIA==",
-          "dev": true,
           "requires": {
             "path-type": "^4.0.0"
           }
@@ -5164,7 +5147,6 @@
           "version": "3.2.4",
           "resolved": "https://registry.npmjs.org/fast-glob/-/fast-glob-3.2.4.tgz",
           "integrity": "sha512-kr/Oo6PX51265qeuCYsyGypiO5uJFgBS0jksyG7FUeCyQzNwYnzrNIMR1NXfkZXsMYXYLRAHgISHBz8gQcxKHQ==",
-          "dev": true,
           "requires": {
             "@nodelib/fs.stat": "^2.0.2",
             "@nodelib/fs.walk": "^1.2.3",
@@ -5178,7 +5160,6 @@
           "version": "7.0.1",
           "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
           "integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
-          "dev": true,
           "requires": {
             "to-regex-range": "^5.0.1"
           }
@@ -5186,20 +5167,17 @@
         "ignore": {
           "version": "5.1.8",
           "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.1.8.tgz",
-          "integrity": "sha512-BMpfD7PpiETpBl/A6S498BaIJ6Y/ABT93ETbby2fP00v4EbvPBXWEoaR1UBPKs3iR53pJY7EtZk5KACI57i1Uw==",
-          "dev": true
+          "integrity": "sha512-BMpfD7PpiETpBl/A6S498BaIJ6Y/ABT93ETbby2fP00v4EbvPBXWEoaR1UBPKs3iR53pJY7EtZk5KACI57i1Uw=="
         },
         "is-number": {
           "version": "7.0.0",
           "resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
-          "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
-          "dev": true
+          "integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng=="
         },
         "micromatch": {
           "version": "4.0.2",
           "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.2.tgz",
           "integrity": "sha512-y7FpHSbMUMoyPbYUSzO6PaZ6FyRnQOpHuKwbo1G+Knck95XVU4QAiKdGEnj5wwoS7PlOgthX/09u5iFJ+aYf5Q==",
-          "dev": true,
           "requires": {
             "braces": "^3.0.1",
             "picomatch": "^2.0.5"
@@ -5208,20 +5186,17 @@
         "path-type": {
           "version": "4.0.0",
           "resolved": "https://registry.npmjs.org/path-type/-/path-type-4.0.0.tgz",
-          "integrity": "sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw==",
-          "dev": true
+          "integrity": "sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw=="
         },
         "slash": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
-          "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==",
-          "dev": true
+          "integrity": "sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q=="
         },
         "to-regex-range": {
           "version": "5.0.1",
           "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
           "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
-          "dev": true,
           "requires": {
             "is-number": "^7.0.0"
           }
@@ -5270,8 +5245,7 @@
     "graceful-fs": {
       "version": "4.2.4",
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.4.tgz",
-      "integrity": "sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw==",
-      "dev": true
+      "integrity": "sha512-WjKPNJF79dtJAVniUlGGWHYGz2jWxT6VhN/4m1NdkbZ2nOsEF+cI1Edgql5zCRhs/VsQYRvrXctxktVXZUkixw=="
     },
     "has": {
       "version": "1.0.3",
@@ -5497,8 +5471,7 @@
     "indent-string": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/indent-string/-/indent-string-4.0.0.tgz",
-      "integrity": "sha512-EdDDZu4A2OyIK7Lr/2zG+w5jmbuk1DVBnEwREQvBzspBJkCEbRa8GxU1lghYcaGJCnRWibjDXlq779X1/y5xwg==",
-      "dev": true
+      "integrity": "sha512-EdDDZu4A2OyIK7Lr/2zG+w5jmbuk1DVBnEwREQvBzspBJkCEbRa8GxU1lghYcaGJCnRWibjDXlq779X1/y5xwg=="
     },
     "indexes-of": {
       "version": "1.0.1",
@@ -5656,8 +5629,7 @@
     "is-extglob": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
-      "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=",
-      "dev": true
+      "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI="
     },
     "is-fullwidth-code-point": {
       "version": "2.0.0",
@@ -5669,7 +5641,6 @@
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-4.0.1.tgz",
       "integrity": "sha512-5G0tKtBTFImOqDnLB2hG6Bp2qcKEFduo4tZu9MT/H6NQv/ghhy30o55ufafxJ/LdH79LLs2Kfrn85TLKyA7BUg==",
-      "dev": true,
       "requires": {
         "is-extglob": "^2.1.1"
       }
@@ -5730,14 +5701,12 @@
     "is-path-cwd": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/is-path-cwd/-/is-path-cwd-2.2.0.tgz",
-      "integrity": "sha512-w942bTcih8fdJPJmQHFzkS76NEP8Kzzvmw92cXsazb8intwLqPibPPdXf4ANdKV3rYMuuQYGIWtvz9JilB3NFQ==",
-      "dev": true
+      "integrity": "sha512-w942bTcih8fdJPJmQHFzkS76NEP8Kzzvmw92cXsazb8intwLqPibPPdXf4ANdKV3rYMuuQYGIWtvz9JilB3NFQ=="
     },
     "is-path-inside": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-3.0.2.tgz",
-      "integrity": "sha512-/2UGPSgmtqwo1ktx8NDHjuPwZWmHhO+gj0f93EkhLB5RgW9RZevWYYlIkS6zePc6U2WpOdQYIwHe9YC4DWEBVg==",
-      "dev": true
+      "integrity": "sha512-/2UGPSgmtqwo1ktx8NDHjuPwZWmHhO+gj0f93EkhLB5RgW9RZevWYYlIkS6zePc6U2WpOdQYIwHe9YC4DWEBVg=="
     },
     "is-plain-obj": {
       "version": "2.1.0",
@@ -6527,8 +6496,7 @@
     "merge2": {
       "version": "1.4.1",
       "resolved": "https://registry.npmjs.org/merge2/-/merge2-1.4.1.tgz",
-      "integrity": "sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==",
-      "dev": true
+      "integrity": "sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg=="
     },
     "micro-api-client": {
       "version": "3.3.0",
@@ -7350,7 +7318,6 @@
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/p-map/-/p-map-3.0.0.tgz",
       "integrity": "sha512-d3qXVTF/s+W+CdJ5A29wywV2n8CQQYahlgz2bFiA+4eVNJbHJodPZ+/gXwPGh0bOqA+j8S+6+ckmvLGPk1QpxQ==",
-      "dev": true,
       "requires": {
         "aggregate-error": "^3.0.0"
       }
@@ -8111,8 +8078,7 @@
     "reusify": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/reusify/-/reusify-1.0.4.tgz",
-      "integrity": "sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw==",
-      "dev": true
+      "integrity": "sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw=="
     },
     "rimraf": {
       "version": "2.6.3",
@@ -8134,8 +8100,7 @@
     "run-parallel": {
       "version": "1.1.9",
       "resolved": "https://registry.npmjs.org/run-parallel/-/run-parallel-1.1.9.tgz",
-      "integrity": "sha512-DEqnSRTDw/Tc3FXf49zedI638Z9onwUotBMiUFKmrO2sdFKIbXamXGQ3Axd4qgphxKB4kw/qP1w5kTxnfU1B9Q==",
-      "dev": true
+      "integrity": "sha512-DEqnSRTDw/Tc3FXf49zedI638Z9onwUotBMiUFKmrO2sdFKIbXamXGQ3Axd4qgphxKB4kw/qP1w5kTxnfU1B9Q=="
     },
     "safe-buffer": {
       "version": "5.1.2",
diff --git a/package.json b/package.json
index 1f9c968b..44c5ce33 100644
--- a/package.json
+++ b/package.json
@@ -25,6 +25,7 @@
     "@rollup/plugin-json": "^4.1.0",
     "@rollup/plugin-node-resolve": "^9.0.0",
     "@types/node": "^14.0.27",
+    "del": "^5.1.0",
     "make-dir": "^3.1.0",
     "node-fetch": "^2.6.1",
     "path-type": "^4.0.0",
diff --git a/src/index.js b/src/index.js
index 6cdbd315..a9a8ffd2 100644
--- a/src/index.js
+++ b/src/index.js
@@ -8,6 +8,7 @@ const nodeBabel = require("@rollup/plugin-babel");
 const commonjs = require("@rollup/plugin-commonjs");
 const json = require("@rollup/plugin-json");
 const nodeResolve = require("@rollup/plugin-node-resolve");
+const del = require("del");
 const makeDir = require("make-dir");
 const { isDirectory } = require("path-type");
 const rollup = require("rollup");
@@ -150,6 +151,9 @@ async function publishBundle(bundle, handlers, outputDir, isLocal, apiToken) {
   };
 
   if (isLocal) {
+    // cleanup previous handlers
+    await del(outputDir);
+
     await makeDir(outputDir);
 
     // bundled handlers