Update README.md

New GTX client due to server rework

README.md

@@ -1,4 +1,5 @@
-# Server online: guitartex2.nikolai-rinas.de - port 3121
+# Breaking change in version 3.6! Server implementation has changed. Old server is no longer available. Please upgrade! 
+# Server online: https://latex2pdf.nikolai-rinas.de - port can be left blank
 
 ## Build
 You can build it on your platform with maven. I'm using Visual Studio Code with maven an openjdk package to build the release versions.
@@ -9,13 +10,16 @@ Details can be found [here](https://guitartex2.nikolai-rinas.de/)
 
 ## Release Notes
 =============
-
+### Version 3.6.0
+  * New server implemented. Http based and finally secured connection. Because of that the old communication method is no longer supported.
+  * New GTX client. If you want to build something similar yourself, feel free to use server_open.yaml as reference
+     
 ### Version 3.5.0
   * New build pipeline with maven and VSC (optional)
   * Code cleanup
   * Dropped standalone mac app support
   * Standalone gtx converter available
-  * Published build versions for Windows/Linux/Mac
+  * Published build versions for Windows/Linux/Mac - x86
   * Guitartab command is now dynamic \textwidth (thanks for contribution @e-dschungel)
   * gtxtabs command changed. If you like the old version instead, please add following line to your song/book:
 

server_openapi.yaml

@@ -0,0 +1,69 @@
+openapi: 3.0.0
+info:
+  title: GTXServer2 server
+  description: This is a server for the [GuitarTex2](https://guitartex2.nikolai-rinas.de) client. It's being used to generate pdf from latex.
+  version: 0.1.0
+servers:
+  - url: https://latex2pdf.nikolai-rinas.de/
+    description: Not monetarized server. For private use only!
+paths:
+  /ping:
+    get:
+      summary: Returns server status
+      responses:
+        '200':
+          description: Ok
+          content:
+            text/plain;charset=utf-8:
+              schema: 
+                type: string
+                example: Ok
+
+  /latex:
+    post:
+      summary: Send latex request
+      requestBody:
+        content:
+          multipart/form-data:
+            schema:
+              properties:
+                version: 
+                  type: string
+                  example: "1.0"
+                file:
+                  type: array
+                  items: {}
+      responses:
+        '200':
+          description: Detailed information about the process
+          content:
+            application/json: 
+              schema:
+                $ref: '#/components/schemas/latexResponse'
+                  
+                  
+  /download/{id}:
+    get:
+      summary: Used to download the file
+      responses:
+        '200':
+          description: File content
+    parameters:
+      - name: id
+        in: path
+        required: true
+        schema:
+          type: string
+        style: simple
+
+components:
+  schemas:
+    latexResponse:
+      type: object
+      properties:
+        cmd_rc:
+          type: integer
+        msg:
+          type: string
+        download_url:
+          type: string