adding flower dependency

requirements.in

@@ -1,4 +1,5 @@
 celery==5.2.7
 fastapi==0.79.0
+flower==1.2.0
 redis==4.3.4
 uvicorn[standard]==0.18.2

requirements.txt

@@ -15,7 +15,9 @@ async-timeout==4.0.2
 billiard==3.6.4.0
     # via celery
 celery==5.2.7
-    # via -r requirements.in
+    # via
+    #   -r requirements.in
+    #   flower
 click==8.1.3
     # via
     #   celery
@@ -33,16 +35,22 @@ deprecated==1.2.13
     # via redis
 fastapi==0.79.0
     # via -r requirements.in
+flower==1.2.0
+    # via -r requirements.in
 h11==0.13.0
     # via uvicorn
 httptools==0.5.0
     # via uvicorn
+humanize==4.4.0
+    # via flower
 idna==3.4
     # via anyio
 kombu==5.2.4
     # via celery
 packaging==21.3
     # via redis
+prometheus-client==0.14.1
+    # via flower
 prompt-toolkit==3.0.31
     # via click-repl
 pydantic==1.10.2
@@ -52,7 +60,9 @@ pyparsing==3.0.9
 python-dotenv==0.21.0
     # via uvicorn
 pytz==2022.2.1
-    # via celery
+    # via
+    #   celery
+    #   flower
 pyyaml==6.0
     # via uvicorn
 redis==4.3.4
@@ -63,6 +73,8 @@ sniffio==1.3.0
     # via anyio
 starlette==0.19.1
     # via fastapi
+tornado==6.2
+    # via flower
 typing-extensions==4.3.0
     # via
     #   pydantic