Start fastapi server script

app/main.py

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+from fastapi import FastAPI
+
+app = FastAPI(title="FastAPI Server")
+
+
+@app.get("/")
+def read_root():
+    return {"status": "ok"}

requirements.txt

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+fastapi
+uvicorn[standard]

scripts/start-fastapi.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+# Usage: ./scripts/start-fastapi.sh [--host 0.0.0.0] [--port 8000] [--reload]
+# Requires: uvicorn (pip install uvicorn[standard]) and fastapi
+
+HOST="127.0.0.1"
+PORT="8000"
+RELOAD=""
+
+while [[ $# -gt 0 ]]; do
+  case $1 in
+    --host)
+      HOST="$2"; shift 2 ;;
+    --port)
+      PORT="$2"; shift 2 ;;
+    --reload)
+      RELOAD="--reload"; shift ;;
+    *)
+      echo "Unknown argument: $1" >&2; exit 1 ;;
+  esac
+done
+
+# Detect available Python interpreter
+if command -v python3 >/dev/null 2>&1; then
+  PYTHON_BIN="python3"
+elif command -v python >/dev/null 2>&1; then
+  PYTHON_BIN="python"
+else
+  echo "Python interpreter not found. Please install Python 3." >&2
+  exit 127
+fi
+
+# Prefer invoking uvicorn as a module to avoid PATH issues
+exec "$PYTHON_BIN" -m uvicorn app.main:app --host "$HOST" --port "$PORT" $RELOAD