diff --git a/.gitignore b/.gitignore
index b986779..1fa1be5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,6 @@
 node_modules
-__generated
+src/__generated
 *.log
-dist
+lib
 docs
 .env
diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000..85c03a0
--- /dev/null
+++ b/.npmignore
@@ -0,0 +1,9 @@
+.github
+node_modules
+src
+.env
+.gitignore
+.esbuild.js
+openapitools.json
+swagger.yml
+tsconfig.json
diff --git a/esbuild.js b/esbuild.js
new file mode 100644
index 0000000..8ddfa1f
--- /dev/null
+++ b/esbuild.js
@@ -0,0 +1,16 @@
+const esbuild = require("esbuild");
+
+const { nodeExternalsPlugin } = require("esbuild-node-externals");
+
+esbuild
+  .build({
+    entryPoints: ["./src/index.ts"],
+    outfile: "lib/index.js",
+    bundle: true,
+    minify: true,
+    platform: "node",
+    sourcemap: true,
+    target: "node14",
+    plugins: [nodeExternalsPlugin()],
+  })
+  .catch(() => process.exit(1));
diff --git a/package.json b/package.json
index b4ccadd..b2623ec 100644
--- a/package.json
+++ b/package.json
@@ -1,14 +1,14 @@
 {
   "name": "@democracy-deutschland/bt-dip-sdk",
-  "version": "0.1.0-alpha.1",
+  "version": "0.1.0-alpha.5",
   "description": "Bundestag DIP - TypeScript SDK",
-  "main": "dist/index.js",
+  "main": "lib/index.js",
   "author": "Manuel Ruck <m.ruck@democracy-deutschland.de>",
   "license": "Apache-2.0",
   "homepage": "https://github.com/demokratie-live/bt-dip-sdk",
   "repository": "https://github.com/demokratie-live/bt-dip-sdk",
   "scripts": {
-    "build": "tsc",
+    "build": "tsc && node esbuild.js",
     "gen": "yarn gen-sdk && yarn gen-docs",
     "gen-sdk": "openapi-generator-cli generate -o ./src/__generated -i ./swagger.yml -g typescript-axios --additional-properties=useSingleRequestParameter=true",
     "gen-docs": "typedoc --out docs src/index.ts",
@@ -18,6 +18,8 @@
     "@openapitools/openapi-generator-cli": "^2.3.3",
     "@types/node": "^15.12.2",
     "dotenv": "^10.0.0",
+    "esbuild": "^0.12.8",
+    "esbuild-node-externals": "^1.2.0",
     "ts-node-dev": "^1.1.6",
     "typedoc": "^0.20.36",
     "typescript": "4.2"
diff --git a/src/tests/usage.ts b/src/tests/usage.ts
index 2beb122..06c7cec 100644
--- a/src/tests/usage.ts
+++ b/src/tests/usage.ts
@@ -1,4 +1,5 @@
 import { DipApi, Configuration } from "../index";
+import { VorgangResponse } from "../__generated";
 
 const config = new Configuration({
   apiKey: `ApiKey ${process.env.API_KEY}`,
@@ -6,10 +7,21 @@ const config = new Configuration({
 
 const api = new DipApi(config);
 
-api
-  .getVorgaenge({
-    fDatumStart: "2020-06-01",
-    fDatumEnd: "2020-06-20",
-  })
-  .then(({ data }) => console.log(data))
-  .catch(console.error);
+let cursor: string | undefined = undefined;
+
+(async () => {
+  let hasNext: boolean = true;
+  let counter = 0;
+  while (hasNext) {
+    const { data } = (await api.getVorgaenge({
+      cursor,
+    })) as any;
+    hasNext = cursor !== data.cursor;
+    cursor = data.cursor;
+    counter += data.documents.length;
+
+    console.log(
+      `-${data.cursor}- ${counter}/${(data as VorgangResponse).numFound}`
+    );
+  }
+})();
diff --git a/tsconfig.json b/tsconfig.json
index c83ec51..e1ebc0a 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -11,10 +11,11 @@
     // "checkJs": true,                             /* Report errors in .js files. */
     // "jsx": "preserve",                           /* Specify JSX code generation: 'preserve', 'react-native', 'react', 'react-jsx' or 'react-jsxdev'. */
     "declaration": true /* Generates corresponding '.d.ts' file. */,
+    "emitDeclarationOnly": true,
     "declarationMap": true /* Generates a sourcemap for each corresponding '.d.ts' file. */,
     "sourceMap": true /* Generates corresponding '.map' file. */,
     // "outFile": "./",                             /* Concatenate and emit output to single file. */
-    "outDir": "./dist" /* Redirect output structure to the directory. */,
+    "outDir": "./lib" /* Redirect output structure to the directory. */,
     // "rootDir": "./",                             /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
     // "composite": true,                           /* Enable project compilation */
     // "tsBuildInfoFile": "./",                     /* Specify file to store incremental compilation information */
@@ -69,5 +70,6 @@
     "skipLibCheck": true /* Skip type checking of declaration files. */,
     "forceConsistentCasingInFileNames": true /* Disallow inconsistently-cased references to the same file. */
   },
+  "include": ["src"],
   "exclude": ["node_moddules", "src/__generated"]
 }
diff --git a/yarn.lock b/yarn.lock
index 9fd06f1..e9402f6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -429,6 +429,19 @@ error-ex@^1.2.0, error-ex@^1.3.1:
   dependencies:
     is-arrayish "^0.2.1"
 
+esbuild-node-externals@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/esbuild-node-externals/-/esbuild-node-externals-1.2.0.tgz#7bdbc370b0e983737c3807dea377d7b08ac55f14"
+  integrity sha512-miyxgCJrAGp86WZX080EF+3eHsey8vJTfQEOZ3+oCmAm0FrlQSg4SPr2XHSi6kVFQJD/iqaF81ub3hz4WQca2A==
+  dependencies:
+    find-up "5.0.0"
+    tslib "2.1.0"
+
+esbuild@^0.12.8:
+  version "0.12.8"
+  resolved "https://registry.yarnpkg.com/esbuild/-/esbuild-0.12.8.tgz#ac90da77cb3bfbf49ab815200bcef7ffe1a3348f"
+  integrity sha512-sx/LwlP/SWTGsd9G4RlOPrXnIihAJ2xwBUmzoqe2nWwbXORMQWtAGNJNYLBJJqa3e9PWvVzxdrtyFZJcr7D87g==
+
 escalade@^3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/escalade/-/escalade-3.1.1.tgz#d8cfdc7000965c5a0174b4a82eaa5c0552742e40"
@@ -467,6 +480,14 @@ fill-range@^7.0.1:
   dependencies:
     to-regex-range "^5.0.1"
 
+find-up@5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/find-up/-/find-up-5.0.0.tgz#4c92819ecb7083561e4f4a240a86be5198f536fc"
+  integrity sha512-78/PXT1wlLLDgTzDs7sjq9hzz0vXD+zn+7wypEe4fXQxCmdmqfGsEPQxmiCSQI3ajFV91bVSsvNtrJRiW6nGng==
+  dependencies:
+    locate-path "^6.0.0"
+    path-exists "^4.0.0"
+
 find-up@^1.0.0:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/find-up/-/find-up-1.1.2.tgz#6b2e9822b1a2ce0a60ab64d610eccad53cb24d0f"
@@ -752,6 +773,13 @@ load-json-file@^1.0.0:
     pinkie-promise "^2.0.0"
     strip-bom "^2.0.0"
 
+locate-path@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/locate-path/-/locate-path-6.0.0.tgz#55321eb309febbc59c4801d931a72452a681d286"
+  integrity sha512-iPZK6eYjbxRu3uB4/WZ3EsEIMJFMqAoopl3R+zuq0UjcAm/MO6KCweDgPfP3elTztoKP3KtnVHxTn2NHBSDVUw==
+  dependencies:
+    p-locate "^5.0.0"
+
 lodash@4.17.21, lodash@^4.17.21:
   version "4.17.21"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
@@ -919,6 +947,20 @@ os-tmpdir@~1.0.2:
   resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
   integrity sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=
 
+p-limit@^3.0.2:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/p-limit/-/p-limit-3.1.0.tgz#e1daccbe78d0d1388ca18c64fea38e3e57e3706b"
+  integrity sha512-TYOanM3wGwNGsZN2cVTYPArw454xnXj5qmWF1bEoAc4+cU/ol7GVh7odevjp1FNHduHc3KZMcFduxU5Xc6uJRQ==
+  dependencies:
+    yocto-queue "^0.1.0"
+
+p-locate@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/p-locate/-/p-locate-5.0.0.tgz#83c8315c6785005e3bd021839411c9e110e6d834"
+  integrity sha512-LaNjtRWUBY++zB5nE/NwcaoMylSPk+S+ZHNB1TzdbMJMny6dynpAGt7X/tl/QYq3TIeE6nxHppbo2LGymrG5Pw==
+  dependencies:
+    p-limit "^3.0.2"
+
 parse-json@^2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/parse-json/-/parse-json-2.2.0.tgz#f480f40434ef80741f8469099f8dea18f55a4dc9"
@@ -943,6 +985,11 @@ path-exists@^2.0.0:
   dependencies:
     pinkie-promise "^2.0.0"
 
+path-exists@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/path-exists/-/path-exists-4.0.0.tgz#513bdbe2d3b95d7762e8c1137efa195c6c61b5b3"
+  integrity sha512-ak9Qy5Q7jYb2Wwcey5Fpvg2KoAc/ZIhLSLOSBmRmygPsGwkVVt0fZa0qrtMz+m6tJTAHfZQ8FnmB4MG4LWy7/w==
+
 path-is-absolute@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/path-is-absolute/-/path-is-absolute-1.0.1.tgz#174b9268735534ffbc7ace6bf53a5a9e1b5c5f5f"
@@ -1333,6 +1380,11 @@ tslib@1.13.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.13.0.tgz#c881e13cc7015894ed914862d276436fa9a47043"
   integrity sha512-i/6DQjL8Xf3be4K/E6Wgpekn5Qasl1usyw++dAA35Ue5orEn65VIxOA+YvNNl9HV3qv70T7CNwjODHZrLwvd1Q==
 
+tslib@2.1.0, tslib@~2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.1.0.tgz#da60860f1c2ecaa5703ab7d39bc05b6bf988b97a"
+  integrity sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A==
+
 tslib@2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.2.0.tgz#fb2c475977e35e241311ede2693cee1ec6698f5c"
@@ -1343,11 +1395,6 @@ tslib@^1.9.0:
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.14.1.tgz#cf2d38bdc34a134bcaf1091c41f6619e2f672d00"
   integrity sha512-Xni35NKzjgMrwevysHTCArtLDpPvye8zV/0E4EyYn43P7/7qvQwPh9BGkHewbMulVntbigmcT7rdX3BNo9wRJg==
 
-tslib@~2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.1.0.tgz#da60860f1c2ecaa5703ab7d39bc05b6bf988b97a"
-  integrity sha512-hcVC3wYEziELGGmEEXue7D75zbwIIVUMWAVbHItGPx0ziyXxrOMQx4rQEVEV45Ut/1IotuEvwqPopzIOkDMf0A==
-
 type-fest@^0.21.3:
   version "0.21.3"
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.21.3.tgz#d260a24b0198436e133fa26a524a6d65fa3b2e37"
@@ -1481,3 +1528,8 @@ yn@3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/yn/-/yn-3.1.1.tgz#1e87401a09d767c1d5eab26a6e4c185182d2eb50"
   integrity sha512-Ux4ygGWsu2c7isFWe8Yu1YluJmqVhxqK2cLXNQA5AcC3QfbGNpM7fu0Y8b/z16pXLnFxZYvWhd3fhBY9DLmC6Q==
+
+yocto-queue@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/yocto-queue/-/yocto-queue-0.1.0.tgz#0294eb3dee05028d31ee1a5fa2c556a6aaf10a1b"
+  integrity sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==