feat: add health check

Author: jonathan-irvin

Dockerfile

@@ -53,7 +53,7 @@ EXPOSE 8080
 
 # Add healthcheck
 HEALTHCHECK --interval=30s --timeout=5s --start-period=5s --retries=3 \
-  CMD curl -f http://localhost:8080/ || exit 1
+  CMD curl -f http://localhost:8080/health || exit 1
 
 # Set the default command to run the application
-CMD ["python", "main.py"]
+CMD ["poetry", "run", "python", "app.py"]

app.py

@@ -39,7 +39,8 @@ def init_app():
     init_routes()
 
     # Mount the static directory
-    app.mount("/static", StaticFiles(directory="static"), name="static")
+    app.add_static_files('/static', 'static')
+    #app.mount("/static", StaticFiles(directory="static"), name="static")
 
     return app
 

helm/bingo/templates/deployment.yaml

@@ -65,13 +65,13 @@ spec:
               protocol: TCP
           livenessProbe:
             httpGet:
-              path: /
+              path: /health
               port: http
             initialDelaySeconds: 30
             periodSeconds: 10
           readinessProbe:
             httpGet:
-              path: /
+              path: /health
               port: http
             initialDelaySeconds: 5
             periodSeconds: 5

src/ui/board_builder.py

@@ -4,7 +4,7 @@
 
 from typing import Callable, cast
 
-from nicegui import ui
+from nicegui import ui, app
 
 from src.config.constants import (
     BOARD_TILE_FONT,
@@ -207,6 +207,7 @@ def on_phrases_change(phrases):
             check_timer = ui.timer(
                 1, lambda: check_phrases_file_change(on_phrases_change)
             )
+            app.on_disconnect(check_timer.cancel)
         except Exception as e:
             logging.warning(f"Error setting up timer: {e}")
 
@@ -218,3 +219,4 @@ def on_phrases_change(phrases):
         local_tile_buttons: TileButtonsDict = {}
         build_board(container, local_tile_buttons, toggle_tile, board, clicked_tiles)
         board_views["stream"] = (container, local_tile_buttons)
+

src/ui/routes.py

@@ -4,7 +4,7 @@
 
 import logging
 
-from nicegui import ui
+from nicegui import ui, app
 
 from src.config.constants import HOME_BG_COLOR, STREAM_BG_COLOR
 from src.ui.board_builder import create_board_view
@@ -20,6 +20,7 @@ def home_page():
     try:
         # Create a timer that deactivates when the client disconnects
         timer = ui.timer(0.1, sync_board_state)
+        app.on_disconnect(timer.cancel)
     except Exception as e:
         logging.warning(f"Error creating timer: {e}")
 
@@ -33,9 +34,14 @@ def stream_page():
     try:
         # Create a timer that deactivates when the client disconnects
         timer = ui.timer(0.1, sync_board_state)
+        app.on_disconnect(timer.cancel)
     except Exception as e:
         logging.warning(f"Error creating timer: {e}")
 
+@app.get("/health")
+def health():
+    return {'health': 'ok'}
+
 
 def init_routes():
     """