Do not allow modification when `READONLY` env set

app.py

@@ -19,6 +19,7 @@ GSK_HUB_URL = 'GSK_HUB_URL'
 GSK_API_KEY = 'GSK_API_KEY'
 HF_SPACE_HOST = 'SPACE_HOST'
 HF_SPACE_TOKEN = 'GSK_HUB_HFS'
+READONLY = os.environ.get("READONLY") if os.environ.get("READONLY") else False
 
 LOG_FILE = "output.log"
 
@@ -91,16 +92,21 @@ with gr.Blocks(theme=theme) as iface:
             url = os.environ.get(GSK_HUB_URL) if os.environ.get(GSK_HUB_URL) else f"http://{settings.host}:{settings.ws_port}"
             url_input = gr.Textbox(
                 label="Giskard Hub URL",
+                interactive=not READONLY,
                 value=url,
             )
             api_key_input = gr.Textbox(
                 label="Giskard Hub API Key",
+                interactive=not READONLY,
                 type="password",
+                value=os.environ.get(GSK_API_KEY),
                 placeholder="gsk-xxxxxxxxxxxxxxxxxxxxxxxxxxxx",
             )
             hf_token_input = gr.Textbox(
                 label="Hugging Face Spaces Token",
+                interactive=not READONLY,
                 type="password",
+                value=os.environ.get(HF_SPACE_TOKEN),
                 info="if using a private Giskard Hub on Hugging Face Spaces",
             )
 
@@ -109,7 +115,7 @@ with gr.Blocks(theme=theme) as iface:
         run_btn = gr.Button("Run", variant="primary")
         run_btn.click(start_ml_worker, [url_input, api_key_input, hf_token_input], output)
 
-        stop_btn = gr.Button("Stop", variant="stop")
+        stop_btn = gr.Button("Stop", variant="stop", interactive=not READONLY)
         stop_btn.click(stop_ml_worker, None, output)
 
     logs = gr.Textbox(label="Giskard ML worker log:")