setup: upgrade to Flask v2

closes #360

reana_job_controller/cli.py

@@ -2,7 +2,7 @@
 # -*- coding: utf-8 -*-
 #
 # This file is part of REANA.
-# Copyright (C) 2017, 2018, 2020, 2021 CERN.
+# Copyright (C) 2017, 2018, 2020, 2021, 2022 CERN.
 #
 # REANA is free software; you can redistribute it and/or modify it
 # under the terms of the MIT License; see LICENSE file for more details.
@@ -13,7 +13,6 @@
 import json
 
 import click
-from flask import current_app
 from flask.cli import with_appcontext
 
 from .spec import build_openapi_spec

requirements.txt

@@ -17,26 +17,26 @@ certifi==2021.10.8        # via kubernetes, requests
 cffi==1.15.0              # via bcrypt, cryptography, pynacl
 charset-normalizer==2.0.12  # via requests
 checksumdir==1.1.9        # via reana-commons
-click==7.1.2              # via flask, reana-commons
+click==8.1.2              # via flask, reana-commons
 cryptography==36.0.2      # via paramiko, reana-db
 decorator==5.1.1          # via gssapi
-flask==1.1.4              # via reana-job-controller (setup.py)
+flask==2.1.1              # via reana-job-controller (setup.py)
 fs==2.4.15                # via reana-commons, reana-job-controller (setup.py)
 google-auth==2.6.2        # via kubernetes
 gssapi==1.7.3             # via paramiko
 htcondor==8.9.11          # via reana-job-controller (setup.py)
 idna==3.3                 # via jsonschema, requests
-importlib-metadata==4.11.3  # via alembic
+importlib-metadata==4.11.3  # via alembic, flask
 importlib-resources==5.6.0  # via alembic
-itsdangerous==1.1.0       # via flask
-jinja2==2.11.3            # via flask
+itsdangerous==2.1.2       # via flask
+jinja2==3.0.3             # via flask, reana-job-controller (setup.py)
 jsonpointer==2.2          # via jsonschema
 jsonref==0.2              # via bravado-core
 jsonschema[format]==3.2.0  # via bravado-core, reana-commons, swagger-spec-validator
 kombu==5.2.4              # via reana-commons
 kubernetes==22.6.0        # via reana-commons
 mako==1.2.0               # via alembic
-markupsafe==2.0.1         # via jinja2, mako, reana-job-controller (setup.py)
+markupsafe==2.1.1         # via jinja2, mako
 marshmallow==2.20.1       # via reana-job-controller (setup.py)
 mock==3.0.5               # via reana-commons
 monotonic==1.6            # via bravado
@@ -53,8 +53,8 @@ pyrsistent==0.18.1        # via jsonschema
 python-dateutil==2.8.2    # via bravado, bravado-core, kubernetes
 pytz==2022.1              # via bravado-core, fs
 pyyaml==5.4.1             # via apispec, bravado, bravado-core, kubernetes, reana-commons, swagger-spec-validator
-reana-commons[kubernetes]==0.9.0a6	# via reana-db, reana-job-controller (setup.py)
-reana-db==0.9.0a5	# via reana-job-controller (setup.py)
+reana-commons[kubernetes]==0.9.0a6  # via reana-db, reana-job-controller (setup.py)
+reana-db==0.9.0a5         # via reana-job-controller (setup.py)
 requests-oauthlib==1.3.1  # via kubernetes
 requests==2.27.1          # via bravado, kubernetes, requests-oauthlib
 retrying==1.3.3           # via reana-job-controller (setup.py)
@@ -71,8 +71,8 @@ urllib3==1.26.9           # via kubernetes, requests
 vine==5.0.0               # via amqp, kombu
 webcolors==1.11.1         # via jsonschema
 websocket-client==1.3.2   # via kubernetes
-werkzeug==1.0.1           # via flask, reana-commons, reana-job-controller (setup.py)
-zipp==3.7.0               # via importlib-metadata, importlib-resources
+werkzeug==2.1.1           # via flask, reana-commons, reana-job-controller (setup.py)
+zipp==3.8.0               # via importlib-metadata, importlib-resources
 
 # The following packages are considered to be unsafe in a requirements file:
 # setuptools

setup.py

@@ -54,9 +54,9 @@
 
 install_requires = [
     "apispec>=0.21.0,<0.40",
-    "Flask>=1.0.4,<2.0",
-    "MarkupSafe>=2.0.0,<2.1.0",
-    "Werkzeug>=1.0.1,<2.0",
+    "Flask>=2.1.1",
+    "jinja2<3.1.0",
+    "Werkzeug>=2.1.0",
     "fs>=2.0",
     "marshmallow>2.13.0,<=2.20.1",
     "reana-commons[kubernetes]>=0.9.0a6,<0.10.0",