-  CREATE VIRTUAL ENVIROMENT USING - 
        python -m venv env
        activate virtualenv- Scripts/activate (for windows)
                             source bin/activate(Linux)

STEP2 - 
    CLONE FROM GITHUB OR DOWNLOAD ZIP
    - NAVIGATE TO BLOG APPLICATION USING TERMINAL
    - RUN COMMAND TO INSTALL REQUIREMENTS
            pip install -r requirements.txt

run command to migrate database
    - python manage.py migrate

-- PROJECT CONTAIN ONE APP 
    "vendorProfile" - for Authentication and all APIs 
    

-- Authentications is done using jwt token based authentications

-- REGISTER:(POST REQUEST)
    http://127.0.0.1:8000/api/register/ 

-- LOGIN:
    http://127.0.0.1:8000/api/login

    OUTPUT- IT GIVES TWO VALUES ONE IS ACCESS TOKEN AND ANOTHER IS REFERESH TOKEN
    // WITHOUT ACCESS TOKEN USER NOT ABLE TO ACCESS ANY API'S

-- REFERESH : 

# FOR PUT AND POST REQUEST BODY FORMAT AND DATA PRESNAT IN JSON COLLECTION  

1- VendorProfile GET and POST requests
    
    http://127.0.0.1:8000/api/vendors 

    GET Request output -- List of all vendors
    POST Request- 
                Send this parameter in Body
                {
                    "name":"name value",
                    "contract_details:"",
                    "address":"",
                    "vendor_code":"" // it must be unique
                }


 #output contains details with likes and likes count

2 - for update ,delete and getting specific Vendor detail api url-

    http://127.0.0.1:8000/api/vendors/<int:vendor_id>


3.- PurchaseOrder GET and POST request

     http://127.0.0.1:8000/api/purchase_orders/

4 - for update ,delete and getting specific "PurchaseOrder" api url

     http://127.0.0.1:8000/api/purchase_orders/<int:po_id>

5 - Get Performance Matrics of specific Vendor

    http://127.0.0.1:8000/vendors/<int:vendor_id>/performance

    OUTPUT - returns four performance parameter

6 - Achnowledgment api - user to take consideration of vendor for purchase order-POST

    http://127.0.0.1:8000/purchase_order/<int:po_id>/achnowledgment


7 - History or log of vendor perfomance matrics- GET request only

    http://127.0.0.1:8000/vendor/performance/<int:vendor_id>/log