Initial FastAPI application

app/main.py

@@ -0,0 +1,26 @@
+from fastapi import FastAPI
+
+app = FastAPI(
+    title="FastAPI Demo",
+    description="My first application with FastAPI",
+    version="1.0.0",
+)
+
+
+@app.get("/")
+async def root():
+    return {
+        "message": "Hello from FastAPI!",
+        "application": "fastapi-demo",
+        "version": "1.0.0",
+    }
+
+
+@app.get("/health")
+async def health():
+    return {"status": "ok"}
+
+
+@app.get("/hello/{name}")
+async def hello(name: str):
+    return {"message": f"Hello, {name}!"}