diff --git a/docs/3.0.0-beta.x/guides/auth-request.md b/docs/3.0.0-beta.x/guides/auth-request.md
index dad2f7da93..73d880b2b7 100644
--- a/docs/3.0.0-beta.x/guides/auth-request.md
+++ b/docs/3.0.0-beta.x/guides/auth-request.md
@@ -152,7 +152,7 @@ To do so, you will have to request the `/articles` route in **POST**.
 import axios from 'axios';
 
 const {data} = await axios
-  .get('http://localhost:1337/articles',  {
+  .post('http://localhost:1337/articles',  {
     data: {
       title: 'my article'
       content: 'my super article content'
diff --git a/packages/strapi-plugin-upload/services/Upload.js b/packages/strapi-plugin-upload/services/Upload.js
index 809484c32c..ab890aafbe 100644
--- a/packages/strapi-plugin-upload/services/Upload.js
+++ b/packages/strapi-plugin-upload/services/Upload.js
@@ -128,7 +128,7 @@ module.exports = {
       await actions.delete(file);
     }
 
-    const media = strapi.query('file', 'upload').findOne({
+    const media = await strapi.query('file', 'upload').findOne({
       id: file.id,
     });
 
diff --git a/packages/strapi/lib/Strapi.js b/packages/strapi/lib/Strapi.js
index 92c0f0ec53..cff440af39 100644
--- a/packages/strapi/lib/Strapi.js
+++ b/packages/strapi/lib/Strapi.js
@@ -61,7 +61,7 @@ const CONFIG_PATHS = {
  */
 
 class Strapi extends EventEmitter {
-  constructor(opts) {
+  constructor(opts = {}) {
     super();
 
     this.setMaxListeners(100);
@@ -86,24 +86,19 @@ class Strapi extends EventEmitter {
     this.dir = opts.dir || process.cwd();
     this.admin = {};
     this.plugins = {};
-    this.config = {};
+    this.config = this.initConfig(opts);
 
     // internal services.
     this.fs = createStrapiFs(this);
     this.eventHub = createEventHub();
-    this.webhookRunner = createWebhookRunner({
-      eventHub: this.eventHub,
-      logger: this.log,
-    });
 
-    this.initConfig(opts);
     this.requireProjectBootstrap();
   }
 
   initConfig({ autoReload = false, serveAdminPanel = true } = {}) {
     const pkgJSON = require(path.resolve(this.dir, 'package.json'));
 
-    this.config = {
+    const config = {
       serveAdminPanel,
       launchedAt: Date.now(),
       appPath: this.dir,
@@ -123,6 +118,26 @@ class Strapi extends EventEmitter {
       installedMiddlewares: getPrefixedDeps('strapi-middleware', pkgJSON),
       installedHooks: getPrefixedDeps('strapi-hook', pkgJSON),
     };
+
+    Object.defineProperty(config, 'get', {
+      value(path, defaultValue = null) {
+        return _.get(config, path, defaultValue);
+      },
+      enumerable: false,
+      configurable: false,
+      writable: false,
+    });
+
+    Object.defineProperty(config, 'set', {
+      value(path, value) {
+        return _.set(config, path, value);
+      },
+      enumerable: false,
+      configurable: false,
+      writable: false,
+    });
+
+    return config;
   }
 
   requireProjectBootstrap() {
@@ -368,6 +383,13 @@ class Strapi extends EventEmitter {
     // Usage.
     await utils.usage(this.config);
 
+    // init webhook runner
+    this.webhookRunner = createWebhookRunner({
+      eventHub: this.eventHub,
+      logger: this.log,
+      configuration: this.config.get('currentEnvironment.server.webhooks', {}),
+    });
+
     // Init core store
     this.models['core_store'] = coreStoreModel;
     this.models['strapi_webhooks'] = webhookModel;
diff --git a/packages/strapi/lib/services/webhook-runner.js b/packages/strapi/lib/services/webhook-runner.js
index 08382fd2d1..f72f7dff58 100644
--- a/packages/strapi/lib/services/webhook-runner.js
+++ b/packages/strapi/lib/services/webhook-runner.js
@@ -4,19 +4,32 @@
 'use strict';
 
 const debug = require('debug')('strapi');
+const _ = require('lodash');
 const fetch = require('node-fetch');
 
 const WorkerQueue = require('./worker-queue');
 
+const defaultConfiguration = {
+  defaultHeaders: {},
+};
+
 class WebhookRunner {
-  constructor({ eventHub, logger, queue }) {
+  constructor({ eventHub, logger, configuration = {} }) {
     debug('Initialized webhook runer');
     this.eventHub = eventHub;
     this.logger = logger;
     this.webhooksMap = new Map();
     this.listeners = new Map();
 
-    this.queue = queue || new WorkerQueue({ logger, concurency: 5 });
+    if (typeof configuration !== 'object') {
+      throw new Error(
+        'Invalid configuration provided to the webhookRunner.\nCheck your server.json -> webhooks configuration'
+      );
+    }
+
+    this.config = _.merge(defaultConfiguration, configuration);
+
+    this.queue = new WorkerQueue({ logger, concurency: 5 });
     this.queue.subscribe(this.executeListener.bind(this));
   }
 
@@ -72,6 +85,7 @@ class WebhookRunner {
         ...info,
       }),
       headers: {
+        ...this.config.defaultHeaders,
         ...headers,
         'X-Strapi-Event': event,
         'Content-Type': 'application/json',
diff --git a/scripts/publish.sh b/scripts/publish.sh
new file mode 100755
index 0000000000..384f2421a6
--- /dev/null
+++ b/scripts/publish.sh
@@ -0,0 +1,24 @@
+# Force start from root folder
+cd "$(dirname "$0")/.."
+
+set -e
+
+version=""
+
+echo "Please enter the version you want to publish"
+read version
+
+# publish packages
+./node_modules/.bin/lerna publish --no-push --dist-tag beta --exact "$version"
+
+# push master branch
+git push origin master
+
+# push tag
+git push origin v"$version"
+
+# set latest dist-tag on npm
+lerna exec --stream --no-bail --no-private -- npm dist-tag add '${LERNA_PACKAGE_NAME}'@"$version" latest
+
+# run changelog cli
+npx @sclt/program-changelog