Update dependencies and refactor Privy integration in Web3Proxy. Replace @privy-io/server-auth with @privy-io/node, introducing authorization context handling for improved transaction security. Modify transaction methods to align with the new SDK structure, ensuring compatibility and enhanced logging for wallet operations.

src/Managing.Web3Proxy/test/plugins/privy.test.ts

@@ -10,7 +10,7 @@ test('getAuthorizationSignature generates valid signatures', async () => {
   const signature = getAuthorizationSignature({ url, body })
   
   assert.ok(signature && typeof signature === 'string', 'Signature should be a string')
-  assert.ok(signature.length > 0, 'Signature should not be empty')
+  assert.ok((signature as string).length > 0, 'Signature should not be empty')
   
   // Check if signature matches base64 pattern
   const base64Regex = /^[A-Za-z0-9+/]+={0,2}$/