Squashed commit of the following:

commit f5cf7b2e78
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 20:36:57 2024 +0100

    fixed reqs

commit 9d845bee98
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 20:32:35 2024 +0100

    disable autofix/format

commit aff5f27148
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 20:28:50 2024 +0100

    adjust checks

commit 47271cf1ef
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 20:28:22 2024 +0100

    reorder order of operations

commit e1bf178b40
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 20:01:09 2024 +0100

    adapted ruff settings to better fit code base

commit ad7d88a6f4
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 19:59:45 2024 +0100

    auto fixed docstring

commit a2e54a760e
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 19:46:35 2024 +0100

    fix getattr useage

commit cb80c73bc6
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 19:25:09 2024 +0100

    fix requirements file

commit b7780bbd21
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:42:28 2024 +0100

    fix removed sections

commit 71f1681f55
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:41:21 2024 +0100

    fix djlint syntax

commit a0bcf1bcce
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:35:28 2024 +0100

    remove flake8 from code base

commit 22475b31cc
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:34:56 2024 +0100

    remove flake8 from code base

commit 0413350f14
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:24:39 2024 +0100

    moved ruff section

commit d90c48a0bf
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:24:24 2024 +0100

    move djlint config to pyproject

commit c5ce55d511
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:20:39 2024 +0100

    added isort again

commit 42a41d23af
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:19:02 2024 +0100

    move config section

commit 8569233181
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 18:17:52 2024 +0100

    fix codespell error

commit 2897c6704d
Author: Matthias Mair <code@mjmair.com>
Date:   Sun Jan 7 17:29:21 2024 +0100

    replaced flake8 with ruff
    mostly for speed improvements

.github/workflows/qc_checks.yaml

@@ -47,27 +47,11 @@ jobs:
             frontend:
               - 'src/frontend/**'
 
-  pep_style:
-    name: Style [Python]
-    runs-on: ubuntu-20.04
-
-    needs: paths-filter
-    if: needs.paths-filter.outputs.server == 'true'
-
-    steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # pin@v4.1.1
-      - name: Environment Setup
-        uses: ./.github/actions/setup
-        with:
-          dev-install: true
-      - name: Run flake8
-        run: flake8 InvenTree --extend-ignore=D
-
   javascript:
     name: Style - Classic UI [JS]
     runs-on: ubuntu-20.04
 
-    needs: [ 'pep_style', 'pre-commit' ]
+    needs: [ 'pre-commit' ]
 
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # pin@v4.1.1
@@ -167,27 +151,11 @@ jobs:
           invoke check-server
           coverage run -m unittest discover -s test/
 
-  docstyle:
-    name: Style [Python Docstrings]
-    runs-on: ubuntu-20.04
-
-    needs: pre-commit
-    continue-on-error: true
-
-    steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # pin@v4.1.1
-      - name: Environment Setup
-        uses: ./.github/actions/setup
-        with:
-          install: true
-      - name: Run flake8
-        run: flake8 InvenTree --statistics
-
   coverage:
     name: Tests - DB [SQLite] + Coverage
     runs-on: ubuntu-20.04
 
-    needs: [ 'pep_style', 'pre-commit' ]
+    needs: [ 'pre-commit' ]
     continue-on-error: true # continue if a step fails so that coverage gets pushed
 
     env:
@@ -220,7 +188,7 @@ jobs:
   postgres:
     name: Tests - DB [PostgreSQL]
     runs-on: ubuntu-20.04
-    needs: [ 'pep_style', 'pre-commit' ]
+    needs: [ 'pre-commit' ]
 
     env:
       INVENTREE_DB_ENGINE: django.db.backends.postgresql
@@ -264,7 +232,7 @@ jobs:
     name: Tests - DB [MySQL]
     runs-on: ubuntu-20.04
 
-    needs: [ 'pep_style', 'pre-commit' ]
+    needs: [ 'pre-commit' ]
 
     env:
       # Database backend configuration