App minimal: app.py, Dockerfile, requirements.txt

Dockerfile

@@ -10,7 +10,7 @@ ENV PATH="/home/user/.local/bin:$PATH"
 WORKDIR /app
 
 COPY --chown=user ./requirements.txt requirements.txt
-RUN pip install --no-cache-dir --upgrade pip && pip install --no-cache-dir -r requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
 
 COPY --chown=user . /app
 CMD ["python", "app.py"]

app.py

@@ -1,7 +1,7 @@
 import gradio as gr
 
 def greet(name):
-    return "Hello" + name + "!!"
+    return "Hello " + name + "!!"
 
 iface = gr.Interface(fn=greet, inputs="text", outputs="text")
 iface.launch()