Update for FastAPI integration

Dockerfile

@@ -0,0 +1,18 @@
+FROM python:3.9
+
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
+
+WORKDIR /app
+
+COPY --chown=user requirements.txt .
+RUN pip install --no-cache-dir --upgrade -r requirements.txt
+
+COPY --chown=user handler.py .
+COPY --chown=user test_handler.py .
+
+# Add FastAPI implementation
+COPY --chown=user app.py .
+
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"] 

app.py

@@ -0,0 +1,24 @@
+from fastapi import FastAPI, HTTPException
+from handler import EndpointHandler
+from pydantic import BaseModel
+
+class Input(BaseModel):
+    inputs: str
+
+app = FastAPI()
+handler = EndpointHandler()
+
+@app.post("/generate")
+async def generate(input_data: Input):
+    try:
+        result = handler({"inputs": input_data.inputs})
+        return result
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))
+
+@app.get("/")
+async def root():
+    return {
+        "message": "FLAN-T5 Custom Handler API",
+        "usage": "POST /generate with {'inputs': 'your text here'}"
+    } 

requirements.txt

@@ -1,3 +1,7 @@
 torch>=2.0.0
 transformers>=4.30.0
-huggingface-hub>=0.19.0 
+huggingface-hub>=0.19.0
+accelerate>=0.20.0
+fastapi>=0.68.0
+uvicorn[standard]>=0.15.0
+pydantic>=1.8.0