added docker file and remove dashboard

Dockerfile

@@ -0,0 +1,32 @@
+# ── Stage 1: deps ─────────────────────────────────────────────────────────────
+FROM python:3.12-slim AS deps
+
+COPY requirements.txt .
+
+RUN pip install --no-cache-dir --prefix=/install -r requirements.txt
+
+# ── Stage 2: runtime ──────────────────────────────────────────────────────────
+
+FROM python:3.12-slim AS runtime
+
+RUN useradd --create-home --shell /bin/bash app
+WORKDIR /home/app
+
+COPY --from=deps /install /usr/local
+
+COPY app/    ./app/
+COPY app.py   .
+
+
+# Streamlit writes its own config here — ensure the user owns it
+RUN mkdir -p /home/app/.streamlit && chown -R app:app /home/app
+
+USER app
+
+EXPOSE 8501
+
+# --server.headless=true   suppresses the "want to contribute?" prompt
+# --server.address=0.0.0.0 listens on all interfaces (required inside a pod)
+# --server.fileWatcherType=none  disables inotify — not useful in a container
+CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0", "--server.headless=true", "--server.fileWatcherType=none"]
+

app/main.py

@@ -1,6 +1,4 @@
 from fastapi import FastAPI
-from fastapi.staticfiles import StaticFiles
-from fastapi.responses import FileResponse
 from app.routers import nodes, pods, metrics
 
 app = FastAPI(title="k3s Health Dashboard")
@@ -9,13 +7,6 @@ app.include_router(nodes.router)
 app.include_router(pods.router)
 app.include_router(metrics.router)
 
-app.mount("/static", StaticFiles(directory="dashboard/static"), name="static")
-
-
-@app.get("/")
-def serve_ui():
-    return FileResponse("dashboard/index.html")
-
 
 @app.get("/health")
 def health():