Chore/refractor (#4454)

* markdown files and env examples cleanup

* components update

* update jsonlines description

* server refractor

* update telemetry

* add execute custom node

* add ui refractor

* add username and password authenticate

* correctly retrieve past images in agentflowv2

* disable e2e temporarily

* add existing username and password authenticate

* update migration to default workspace

* update todo

* blob storage migrating

* throw error on agent tool call error

* add missing execution import

* add referral

* chore: add error message when importData is undefined

* migrate api keys to db

* fix: data too long for column executionData

* migrate api keys from json to db at init

* add info on account setup

* update docstore missing fields

---------

Co-authored-by: chungyau97 <chungyau97@gmail.com>

README.md

@@ -31,12 +31,6 @@ Download and Install [NodeJS](https://nodejs.org/en/download) >= 18.15.0
     npx flowise start
     ```
 
-    With username & password
-
-    ```bash
-    npx flowise start --FLOWISE_USERNAME=user --FLOWISE_PASSWORD=1234
-    ```
-
 3. Open [http://localhost:3000](http://localhost:3000)
 
 ## 🐳 Docker
@@ -138,15 +132,6 @@ Flowise has 3 different modules in a single mono repository.
 
     Any code changes will reload the app automatically on [http://localhost:8080](http://localhost:8080)
 
-## 🔒 Authentication
-
-To enable app level authentication, add `FLOWISE_USERNAME` and `FLOWISE_PASSWORD` to the `.env` file in `packages/server`:
-
-```
-FLOWISE_USERNAME=user
-FLOWISE_PASSWORD=1234
-```
-
 ## 🌱 Env Variables
 
 Flowise support different environment variables to configure your instance. You can specify the following variables in the `.env` file inside `packages/server` folder. Read [more](https://github.com/FlowiseAI/Flowise/blob/main/CONTRIBUTING.md#-env-variables)