Adds sha256 to etsy pkce based auth

Updates requests to use hash instead of plain text

Makefile

@@ -0,0 +1,26 @@
+default: build
+
+prune:
+	@docker volume prune
+
+down:
+	@docker compose down -v
+up:
+	@docker compose up --build -d 
+	
+build: down up
+
+logs:
+	@docker compose logs appwrite
+
+dblogs:
+	@docker compose logs appwrite-worker-databases
+
+test:
+	@docker compose exec appwrite test
+
+dbtest:
+	@docker compose exec appwrite test /usr/src/code/tests/e2e/Services/Databases/DatabasesCustomClientTest.php
+
+testall:
+	@docker compose exec appwrite test

src/Appwrite/Auth/OAuth2/Etsy.php

@@ -39,6 +39,11 @@ class Etsy extends OAuth2
      */
     private string $pkce = '';
 
+    /**
+     * @var string
+     */
+    private string $pkceHash = '';
+
     /**
      * @return string
      */
@@ -51,6 +56,18 @@ class Etsy extends OAuth2
         return $this->pkce;
     }
 
+    /**
+     * @return string
+     */
+    private function getPKCEHash(): string
+    {
+        if (empty($this->pkceHash)) {
+            $this->pkceHash = hash('sha256', $this->getPKCE());
+        }
+
+        return $this->pkceHash;
+    }
+
     /**
      * @return string
      */
@@ -70,7 +87,7 @@ class Etsy extends OAuth2
             'response_type' => 'code',
             'state' => \json_encode($this->state),
             'scope' => $this->scopes,
-            'code_challenge' => $this->getPKCE(),
+            'code_challenge' => $this->getPKCEHash(),
             'code_challenge_method' => 'S256',
         ]);
     }
@@ -94,7 +111,7 @@ class Etsy extends OAuth2
                     'client_id' => $this->appID,
                     'redirect_uri' => $this->callback,
                     'code' => $code,
-                    'code_verifier' => $this->getPKCE(),
+                    'code_verifier' => $this->getPKCEHash(),
                 ])
             ), true);
         }