fix graphql query

src/main.zig

@@ -132,9 +132,13 @@ fn getDevices(allocator: std.mem.Allocator, id_token: []const u8, username: []co
         \\}
     ;
 
+    // Remove newlines for JSON payload
+    const query_clean = try std.mem.replaceOwned(u8, allocator, query, "\n", " ");
+    defer allocator.free(query_clean);
+
     const body = try std.fmt.allocPrint(allocator,
         \\{{"query":"{s}","variables":{{"email":"{s}"}}}}
-    , .{ query, username });
+    , .{ query_clean, username });
     defer allocator.free(body);
 
     const uri = try std.Uri.parse(appsync_url);
@@ -209,9 +213,20 @@ fn getRecirculationStatus(allocator: std.mem.Allocator, id_token: []const u8, se
         \\}
     ;
 
+    var query_clean_buf: [query.len]u8 = undefined;
+    // Remove newlines for JSON payload
+    const query_replacements = std.mem.replace(
+        u8,
+        query,
+        "\n",
+        " ",
+        query_clean_buf[0..],
+    );
+    const query_clean = query_clean_buf[0 .. query.len - ("\n".len * query_replacements)];
+
     const body = try std.fmt.allocPrint(allocator,
         \\{{"query":"{s}","variables":{{"heater_serial_number":"{s}"}}}}
-    , .{ query, serial_number });
+    , .{ query_clean, serial_number });
     defer allocator.free(body);
 
     const uri = try std.Uri.parse(appsync_url);