Rename renderers to engines (#123)

* Bulk rename
* Fix build issues

src/ui/log_window.py

@@ -0,0 +1,30 @@
+import requests
+from PyQt6.QtGui import QFont
+from PyQt6.QtWidgets import QMainWindow, QVBoxLayout, QWidget, QPlainTextEdit
+
+
+class LogViewer(QMainWindow):
+    def __init__(self, log_path):
+        super().__init__()
+
+        self.log_path = log_path
+        self.setGeometry(100, 100, 600, 800)
+        self.setWindowTitle("Log Output")
+
+        self.text_edit = QPlainTextEdit(self)
+        self.text_edit.setReadOnly(True)
+        self.text_edit.setFont(QFont("Courier", 10))
+
+        layout = QVBoxLayout()
+        layout.addWidget(self.text_edit)
+        layout.setContentsMargins(0, 0, 0, 0)
+
+        central_widget = QWidget()
+        central_widget.setLayout(layout)
+        self.setCentralWidget(central_widget)
+
+        self.fetch_logs()
+
+    def fetch_logs(self):
+        result = requests.get(self.log_path)
+        self.text_edit.setPlainText(result.text)