replace API health route by version route

Author: vincent-peugnet

API.md

@@ -224,12 +224,17 @@ possible error codes:
 Public API
 ----------
 
-### health
+### version
 
 Return `200` if W instal is healthy.
 
-    GET     /api/v0/health
+    GET     /api/v0/version
 
+```json
+{
+    "version": "v2.3.0"
+}
+```
 
 ### auth
 

app/class/Controllerapiconnect.php

@@ -36,8 +36,11 @@ public function auth(): never
         }
     }
 
-    public function health(): never
+    public function version(): never
     {
-        $this->shortresponse(200, "W is healthy");
+        http_response_code(200);
+        header('Content-type: application/json; charset=utf-8');
+        echo json_encode(['version' => getversion()], JSON_PRETTY_PRINT);
+        exit;
     }
 }

app/class/Routes.php

@@ -30,7 +30,7 @@ public function match(): void
             ['PUT', '/api/v0/page/[cid:page]', 'Controllerapipage#put', 'apipageput'],
             ['GET', '/api/v0/user/[cid:user]', 'Controllerapiuser#get', 'apiuserget'],
             ['POST', '/api/v0/auth', 'Controllerapiconnect#auth', 'apiconnectauth'],
-            ['GET', '/api/v0/health', 'Controllerapiconnect#health', 'apiconnecthealth'],
+            ['GET', '/api/v0/version', 'Controllerapiconnect#version', 'apiconnectversion'],
             ['POST', '/api/v0/media/upload/[*:path]', 'Controllerapimedia#upload', 'apimediaupload'],
             ['DELETE', '/api/v0/media/[*:path]', 'Controllerapimedia#delete', 'apimediadelete'],
             ['POST', '/api/v0/workspace', 'Controllerapiworkspace#update', 'apiworkspaceupdate'],