diff --git a/server/openapi.yaml b/server/openapi.yaml
index a91bd6a..8a16338 100644
--- a/server/openapi.yaml
+++ b/server/openapi.yaml
@@ -4,17 +4,17 @@ info:
   description: "Nodejs API server for https://mydraft.cc - UI"
   title: "Mydraft Nodejs server"
   contact:
-    website: www.mytinydc.com
+    url: www.mytinydc.com
   license:
     name: "MIT Licence"
     url: "https://mit-license.org/"
 
 tags:
-- name: "manage"
-  description: "Load/Save draft"
+  - name: "manage"
+    description: "Load/Save draft"
 
 servers:
-  - url: 'http://localhost:4000'
+  - url: "http://localhost:4000"
 
 components:
   schemas:
@@ -31,8 +31,8 @@ components:
       properties:
         error:
           type: string
-    
-    diagrammestructure:
+
+    diagramstructure:
       type: array
       items:
         type: object
@@ -48,120 +48,158 @@ paths:
         content:
           application/json:
             schema:
-              $ref: '#/components/schemas/diagrammestructure'
+              $ref: "#/components/schemas/diagramstructure"
             examples:
               JsonOK:
-                value: [{"type":"diagram/add","payload":{"diagramId":"f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a","timestamp":1654256184083}},{"type":"items/addVisual","payload":{"diagramId":"f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a","timestamp":1654256186400,"shapeId":"82170ec5-2cc5-c0f2-1414-38e8e477dd01","renderer":"Button","position":{"x":199.5,"y":119.30000305175781}}}]
-              badFormat: 
-                value: 'This is not JSON format'
+                value:
+                  [
+                    {
+                      "type": "diagram/add",
+                      "payload":
+                        {
+                          "diagramId": "f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a",
+                          "timestamp": 1654256184083,
+                        },
+                    },
+                    {
+                      "type": "items/addVisual",
+                      "payload":
+                        {
+                          "diagramId": "f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a",
+                          "timestamp": 1654256186400,
+                          "shapeId": "82170ec5-2cc5-c0f2-1414-38e8e477dd01",
+                          "renderer": "Button",
+                          "position": { "x": 199.5, "y": 119.30000305175781 },
+                        },
+                    },
+                  ]
+              badFormat:
+                value: "This is not JSON format"
       responses:
         "200":
           description: "successful operation"
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/serverresponsestore'
+                $ref: "#/components/schemas/serverresponsestore"
 
         "500":
           description: "Server Internal ERROR"
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/internalerror'
-      security: []    # no authentication
+                $ref: "#/components/schemas/internalerror"
+      security: [] # no authentication
 
   /{tokenToRead}/{tokenToWrite}:
     put:
       tags:
-      - "manage"
+        - "manage"
       summary: "Update draft document"
       parameters:
-      - name: "tokenToRead"
-        in: "path"
-        required: true
-        schema:
-          type: "string"
-        examples:
-          GoodId:
-            value: 'f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a'
-          WronId:
-            value: 'not the good id'
-      - name: "tokenToWrite"
-        in: "path"
-        required: true
-        schema:
-          type: "string"
-        examples:
-          GoodId:
-            value: 'f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a'
-          WronId:
-            value: 'not the good id'
+        - name: "tokenToRead"
+          in: "path"
+          required: true
+          schema:
+            type: "string"
+          examples:
+            GoodId:
+              value: "f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a"
+            WronId:
+              value: "not the good id"
+        - name: "tokenToWrite"
+          in: "path"
+          required: true
+          schema:
+            type: "string"
+          examples:
+            GoodId:
+              value: "f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a"
+            WronId:
+              value: "not the good id"
       requestBody:
         required: true
         content:
           application/json:
             schema:
-              $ref: '#/components/schemas/diagrammestructure'
+              $ref: "#/components/schemas/diagramstructure"
             examples:
               JsonOK:
-                value: [{"type":"diagram/add","payload":{"diagramId":"f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a","timestamp":1654256184083}},{"type":"items/addVisual","payload":{"diagramId":"f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a","timestamp":1654256186400,"shapeId":"82170ec5-2cc5-c0f2-1414-38e8e477dd01","renderer":"Button","position":{"x":199.5,"y":119.30000305175781}}}]
-              badFormat: 
-                value: 'This is not JSON format'          
+                value:
+                  [
+                    {
+                      "type": "diagram/add",
+                      "payload":
+                        {
+                          "diagramId": "f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a",
+                          "timestamp": 1654256184083,
+                        },
+                    },
+                    {
+                      "type": "items/addVisual",
+                      "payload":
+                        {
+                          "diagramId": "f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a",
+                          "timestamp": 1654256186400,
+                          "shapeId": "82170ec5-2cc5-c0f2-1414-38e8e477dd01",
+                          "renderer": "Button",
+                          "position": { "x": 199.5, "y": 119.30000305175781 },
+                        },
+                    },
+                  ]
+              badFormat:
+                value: "This is not JSON format"
       responses:
         "200":
           description: "successful operation"
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/serverresponsestore'
+                $ref: "#/components/schemas/serverresponsestore"
         "400":
           description: "probleme with body content JSON structure"
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/internalerror'
+                $ref: "#/components/schemas/internalerror"
         "500":
           description: "Server Internal ERROR"
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/internalerror'
-      security: []    # no authentication
+                $ref: "#/components/schemas/internalerror"
+      security: [] # no authentication
 
   /get/{diagramID}:
     get:
       tags:
-      - "manage"
-      summary: "return JSON Object"
+        - "manage"
+      summary: "to get a draft document (json object)"
       parameters:
-      - name: "diagramID"
-        in: "path"
-        description: "diagramme ID"
-        required: true
-        schema:
-          type: "string"
-        examples:
-          GoodId:
-            value: 'f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a'
-          WronId:
-            value: 'not the good id'
-          RunDir:
-            value: '../f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a'
+        - name: "diagramID"
+          in: "path"
+          description: "diagram ID"
+          required: true
+          schema:
+            type: "string"
+          examples:
+            GoodId:
+              value: "f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a"
+            WronId:
+              value: "not the good id"
+            RunDir:
+              value: "../f9e48fc9-da3d-aa39-1ab5-0641b0a0f59a"
       responses:
         "200":
           description: "successful operation"
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/diagrammestructure'
+                $ref: "#/components/schemas/diagramstructure"
         "500":
           description: "Server Internal ERROR"
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/internalerror'
-      security: []    # no authentication
-
-
-
-
+                $ref: "#/components/schemas/internalerror"
+      security: [] # no authentication