diff --git a/backend/poetry.lock b/backend/poetry.lock
index 06dd0b5..822df42 100644
--- a/backend/poetry.lock
+++ b/backend/poetry.lock
@@ -23,7 +23,7 @@ optional = false
 python-versions = ">=3.6"
 
 [package.extras]
-tests = ["pytest", "pytest-asyncio", "mypy (>=0.800)"]
+tests = ["mypy (>=0.800)", "pytest", "pytest-asyncio"]
 
 [[package]]
 name = "babel"
@@ -53,7 +53,7 @@ optional = false
 python-versions = ">=3.5.0"
 
 [package.extras]
-unicode_backport = ["unicodedata2"]
+unicode-backport = ["unicodedata2"]
 
 [[package]]
 name = "colorama"
@@ -86,7 +86,7 @@ optional = false
 python-versions = "*"
 
 [package.extras]
-test = ["hypothesis (==3.55.3)", "flake8 (==3.7.8)"]
+test = ["flake8 (==3.7.8)", "hypothesis (==3.55.3)"]
 
 [[package]]
 name = "deprecation"
@@ -113,8 +113,8 @@ pytz = "*"
 sqlparse = ">=0.2.2"
 
 [package.extras]
-bcrypt = ["bcrypt"]
 argon2 = ["argon2-cffi (>=19.1.0)"]
+bcrypt = ["bcrypt"]
 
 [[package]]
 name = "django-cors-headers"
@@ -164,7 +164,7 @@ websocket-client = ">=0.32.0"
 
 [package.extras]
 ssh = ["paramiko (>=2.4.2)"]
-tls = ["pyOpenSSL (>=17.5.0)", "cryptography (>=3.4.7)", "idna (>=2.0.0)"]
+tls = ["cryptography (>=3.4.7)", "idna (>=2.0.0)", "pyOpenSSL (>=17.5.0)"]
 
 [[package]]
 name = "docutils"
@@ -182,6 +182,9 @@ category = "main"
 optional = false
 python-versions = ">=3.5"
 
+[package.dependencies]
+setuptools = ">=3.0"
+
 [package.extras]
 eventlet = ["eventlet (>=0.24.1)"]
 gevent = ["gevent (>=1.4.0)"]
@@ -227,9 +230,9 @@ python-versions = ">=3.6"
 zipp = ">=0.5"
 
 [package.extras]
-docs = ["sphinx", "jaraco.packaging (>=8.2)", "rst.linker (>=1.9)"]
+docs = ["jaraco.packaging (>=8.2)", "rst.linker (>=1.9)", "sphinx"]
 perf = ["ipython"]
-testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-cov", "pytest-enabler (>=1.0.1)", "packaging", "pep517", "pyfakefs", "flufl.flake8", "pytest-perf (>=0.9.2)", "pytest-black (>=0.3.7)", "pytest-mypy", "importlib-resources (>=1.3)"]
+testing = ["flufl.flake8", "importlib-resources (>=1.3)", "packaging", "pep517", "pyfakefs", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy", "pytest-perf (>=0.9.2)"]
 
 [[package]]
 name = "jinja2"
@@ -288,7 +291,7 @@ python-versions = ">=3.6"
 importlib-metadata = {version = ">=4.4", markers = "python_version < \"3.10\""}
 
 [package.extras]
-testing = ["pyyaml", "coverage"]
+testing = ["coverage", "pyyaml"]
 
 [[package]]
 name = "markupsafe"
@@ -311,12 +314,16 @@ pyparsing = ">=2.0.2,<3.0.5 || >3.0.5"
 
 [[package]]
 name = "pillow"
-version = "9.0.1"
+version = "9.3.0"
 description = "Python Imaging Library (Fork)"
 category = "dev"
 optional = false
 python-versions = ">=3.7"
 
+[package.extras]
+docs = ["furo", "olefile", "sphinx (>=2.4)", "sphinx-copybutton", "sphinx-issues (>=3.0.1)", "sphinx-removed-in", "sphinxext-opengraph"]
+tests = ["check-manifest", "coverage", "defusedxml", "markdown2", "olefile", "packaging", "pyroma", "pytest", "pytest-cov", "pytest-timeout"]
+
 [[package]]
 name = "psycopg2"
 version = "2.9.2"
@@ -342,7 +349,7 @@ optional = false
 python-versions = ">=3.6"
 
 [package.extras]
-diagrams = ["railroad-diagrams", "jinja2"]
+diagrams = ["jinja2", "railroad-diagrams"]
 
 [[package]]
 name = "pyreadline3"
@@ -397,7 +404,7 @@ urllib3 = ">=1.21.1,<1.27"
 
 [package.extras]
 socks = ["PySocks (>=1.5.6,!=1.5.7)", "win-inet-pton"]
-use_chardet_on_py3 = ["chardet (>=3.0.2,<5)"]
+use-chardet-on-py3 = ["chardet (>=3.0.2,<5)"]
 
 [[package]]
 name = "rinoh-typeface-dejavuserif"
@@ -461,6 +468,19 @@ rinoh-typeface-texgyreheros = ">=0.1.1,<0.2.0"
 rinoh-typeface-texgyrepagella = ">=0.1.1,<0.2.0"
 Sphinx = ">=2.2.1"
 
+[[package]]
+name = "setuptools"
+version = "65.6.0"
+description = "Easily download, build, install, upgrade, and uninstall Python packages"
+category = "main"
+optional = false
+python-versions = ">=3.7"
+
+[package.extras]
+docs = ["furo", "jaraco.packaging (>=9)", "jaraco.tidelift (>=1.4)", "pygments-github-lexers (==0.0.5)", "rst.linker (>=1.9)", "sphinx (>=3.5)", "sphinx-favicon", "sphinx-hoverxref (<2)", "sphinx-inline-tabs", "sphinx-notfound-page (==0.8.3)", "sphinx-reredirects", "sphinxcontrib-towncrier"]
+testing = ["build[virtualenv]", "filelock (>=3.4.0)", "flake8 (<5)", "flake8-2020", "ini2toml[lite] (>=0.9)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "pip (>=19.1)", "pip-run (>=8.8)", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.3)", "pytest-flake8", "pytest-mypy (>=0.9.1)", "pytest-perf", "pytest-timeout", "pytest-xdist", "tomli-w (>=1.0.0)", "virtualenv (>=13.0.0)", "wheel"]
+testing-integration = ["build[virtualenv]", "filelock (>=3.4.0)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "pytest", "pytest-enabler", "pytest-xdist", "tomli", "virtualenv (>=13.0.0)", "wheel"]
+
 [[package]]
 name = "six"
 version = "1.16.0"
@@ -495,6 +515,7 @@ Jinja2 = ">=2.3"
 packaging = "*"
 Pygments = ">=2.0"
 requests = ">=2.5.0"
+setuptools = "*"
 snowballstemmer = ">=1.1"
 sphinxcontrib-applehelp = "*"
 sphinxcontrib-devhelp = "*"
@@ -505,8 +526,8 @@ sphinxcontrib-serializinghtml = ">=1.1.5"
 
 [package.extras]
 docs = ["sphinxcontrib-websupport"]
-lint = ["flake8 (>=3.5.0)", "isort", "mypy (>=0.900)", "docutils-stubs", "types-typed-ast", "types-pkg-resources", "types-requests"]
-test = ["pytest", "pytest-cov", "html5lib", "cython", "typed-ast"]
+lint = ["docutils-stubs", "flake8 (>=3.5.0)", "isort", "mypy (>=0.900)", "types-pkg-resources", "types-requests", "types-typed-ast"]
+test = ["cython", "html5lib", "pytest", "pytest-cov", "typed-ast"]
 
 [[package]]
 name = "sphinx-autobuild"
@@ -548,8 +569,8 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["pytest"]
-lint = ["docutils-stubs", "mypy", "flake8"]
 
 [[package]]
 name = "sphinxcontrib-devhelp"
@@ -560,8 +581,8 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["pytest"]
-lint = ["docutils-stubs", "mypy", "flake8"]
 
 [[package]]
 name = "sphinxcontrib-htmlhelp"
@@ -572,8 +593,8 @@ optional = false
 python-versions = ">=3.6"
 
 [package.extras]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["html5lib", "pytest"]
-lint = ["docutils-stubs", "mypy", "flake8"]
 
 [[package]]
 name = "sphinxcontrib-httpdomain"
@@ -596,7 +617,7 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
-test = ["mypy", "flake8", "pytest"]
+test = ["flake8", "mypy", "pytest"]
 
 [[package]]
 name = "sphinxcontrib-qthelp"
@@ -607,8 +628,8 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["pytest"]
-lint = ["docutils-stubs", "mypy", "flake8"]
 
 [[package]]
 name = "sphinxcontrib-serializinghtml"
@@ -619,8 +640,8 @@ optional = false
 python-versions = ">=3.5"
 
 [package.extras]
+lint = ["docutils-stubs", "flake8", "mypy"]
 test = ["pytest"]
-lint = ["docutils-stubs", "mypy", "flake8"]
 
 [[package]]
 name = "sqlparse"
@@ -648,7 +669,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
 
 [package.extras]
 brotli = ["brotlipy (>=0.6.0)"]
-secure = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "certifi", "ipaddress"]
+secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "ipaddress", "pyOpenSSL (>=0.14)"]
 socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 
 [[package]]
@@ -660,8 +681,8 @@ optional = false
 python-versions = ">=3.6"
 
 [package.extras]
+optional = ["python-socks", "wsaccel"]
 test = ["websockets"]
-optional = ["wsaccel", "python-socks"]
 
 [[package]]
 name = "zipp"
@@ -672,13 +693,13 @@ optional = false
 python-versions = ">=3.6"
 
 [package.extras]
-testing = ["pytest-mypy", "pytest-black (>=0.3.7)", "func-timeout", "jaraco.itertools", "pytest-enabler (>=1.0.1)", "pytest-cov", "pytest-flake8", "pytest-checkdocs (>=2.4)", "pytest (>=4.6)"]
-docs = ["rst.linker (>=1.9)", "jaraco.packaging (>=8.2)", "sphinx"]
+docs = ["jaraco.packaging (>=8.2)", "rst.linker (>=1.9)", "sphinx"]
+testing = ["func-timeout", "jaraco.itertools", "pytest (>=4.6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy"]
 
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.9"
-content-hash = "35da482203dda85201ae94e0baf7834bc95315694e982d46e26bfee78342b2cc"
+content-hash = "85ffcff81a3f42cf5f073bdeade7e10591cba9234f9fbffdca5a236f253c0f80"
 
 [metadata.files]
 alabaster = [
@@ -880,41 +901,67 @@ packaging = [
     {file = "packaging-21.3.tar.gz", hash = "sha256:dd47c42927d89ab911e606518907cc2d3a1f38bbd026385970643f9c5b8ecfeb"},
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 ]
 psycopg2 = [
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@@ -987,6 +1034,10 @@ rinohtype = [
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 ]
+setuptools = [
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+]
 six = [
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diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 3b2e6d6..a3026af 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -23,7 +23,7 @@ Sphinx = "^4.2.0"
 sphinx-rtd-theme = "^1.0.0"
 sphinx-autobuild = "^2021.3.14"
 rinohtype = "^0.5.3"
-Pillow = "^9.0.1"
+Pillow = "^9.3.0"
 jsx-lexer = "^1.0.0"
 sphinxcontrib-httpdomain = "^1.8.0"