Add pytests

requirements.txt

@@ -1,3 +1,20 @@
-fastapi==0.95.1
-uvicorn[standard]==0.22.0
-asyncpg==0.27.0
+Package           Version
+----------------- -----------
+annotated-types   0.7.0
+anyio             4.6.2.post1
+asyncpg           0.30.0
+click             8.1.7
+fastapi           0.115.4
+h11               0.14.0
+idna              3.10
+iniconfig         2.0.0
+packaging         24.2
+pip               24.2
+pluggy            1.5.0
+pydantic          2.9.2
+pydantic_core     2.23.4
+pytest            8.3.3
+sniffio           1.3.1
+starlette         0.41.2
+typing_extensions 4.12.2
+uvicorn           0.32.0