diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 721b09d2..2fef0c79 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -21,38 +21,26 @@ jobs:
       matrix:
         python-version: [3.8]
     steps:
-      - name: 🛫 Checkout
-        uses: actions/checkout@v3
-
-      - name: 🐍 Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v4
+      - uses: ocadotechnology/codeforlife-workspace/.github/actions/python/test@main
         with:
           python-version: ${{ matrix.python-version }}
 
-      - name: 🛠 Install Dependencies
-        run: |
-          python -m pip install --upgrade pip
-          python -m pip install pipenv
-          pipenv install --dev
-
-      - name: 🔎 Check Code Format
-        run: if ! pipenv run black --check .; then exit 1; fi
-
-      - name: 🔎 Check Migrations
-        run: pipenv run python manage.py makemigrations --check --dry-run
-
-      # TODO: assert code coverage target.
-      - name: 🧪 Test Code Units
-        run: pipenv run pytest
+  docs:
+    runs-on: ubuntu-latest
+    needs: [test]
+    steps:
+      - uses: ocadotechnology/codeforlife-workspace/.github/actions/python/docs@main
+        with:
+          python-version: ${{ env.PYTHON_VERSION }}
 
   release:
     concurrency: release
     runs-on: ubuntu-latest
-    needs: [test]
+    needs: [docs]
     if: github.ref_name == 'main'
     steps:
       - name: 🛫 Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           token: ${{ secrets.PERSONAL_ACCESS_TOKEN }}
           fetch-depth: 0
@@ -67,10 +55,7 @@ jobs:
           python -m pip install --upgrade pip
           python -m pip install python-semantic-release~=7.33
 
-      - name: ⚙️ Configure Git
-        run: |
-          git config --local user.name cfl-bot
-          git config --local user.email codeforlife-bot@ocado.com
+      - uses: ocadotechnology/codeforlife-workspace/.github/actions/git/setup-bot@main
 
       - name: 🚀 Publish Semantic Release
         env:
diff --git a/.gitignore b/.gitignore
index ff08be71..f530e735 100644
--- a/.gitignore
+++ b/.gitignore
@@ -40,10 +40,10 @@ pip-log.txt
 pip-delete-this-directory.txt
 
 # Any graphs generated in the docs
-docs/*.png
+# docs/*.png
 
 # Any dot files generated by pydot
-*.dot
+# *.dot
 
 # Unit test / coverage reports
 htmlcov/
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 48cc2f5e..a2abc386 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -23,6 +23,7 @@
         "--load-plugins=pylint_django"
     ],
     "python.testing.pytestArgs": [
+        "-n=auto",
         "-c=pyproject.toml",
         "."
     ],
diff --git a/Pipfile b/Pipfile
index 7f76e7fb..abc05a14 100644
--- a/Pipfile
+++ b/Pipfile
@@ -27,6 +27,8 @@ django-stubs = {version = "==4.2.6", extras = ["compatible-mypy"]}
 djangorestframework-stubs = {version = "==3.14.4", extras = ["compatible-mypy"]}
 pylint = "==3.0.2"
 pylint-django = "==2.5.5"
+pygraphviz = "==1.11"
+pytest-xdist = {version = "==3.5.0", extras = ["psutil"]}
 
 [requires]
 python_version = "3.8"
diff --git a/Pipfile.lock b/Pipfile.lock
index 40e060d1..72fcd673 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "860196ab795a6de76b8a385ea76f4b38f982839b4aa23ea3b16248af01b555a7"
+            "sha256": "e83dcf7f8ea1eb6a7ed9c51bef5f904553456b43356438b3143ede9a2eef69ef"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -537,6 +537,14 @@
             "markers": "python_version < '3.11'",
             "version": "==1.2.0"
         },
+        "execnet": {
+            "hashes": [
+                "sha256:88256416ae766bc9e8895c76a87928c0012183da3cc4fc18016e6f050e025f41",
+                "sha256:cc59bc4423742fd71ad227122eb0dd44db51efb3dc4095b45ac9a08c770096af"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==2.0.2"
+        },
         "idna": {
             "hashes": [
                 "sha256:9ecdbbd083b06798ae1e86adcbfe8ab1479cf864e4ee30fe4e46a003d12491ca",
@@ -555,11 +563,11 @@
         },
         "isort": {
             "hashes": [
-                "sha256:56a51732c25f94ca96f6721be206dd96a95f42950502eb26c1015d333bc6edb7",
-                "sha256:aaed790b463e8703fb1eddb831dfa8e8616bacde2c083bd557ef73c8189b7263"
+                "sha256:48fdfcb9face5d58a4f6dde2e72a1fb8dcaf8ab26f95ab49fab84c2ddefb0109",
+                "sha256:8ca5e72a8d85860d5a3fa69b8745237f2939afe12dbf656afbcb47fe72d947a6"
             ],
             "markers": "python_full_version >= '3.8.0'",
-            "version": "==5.13.1"
+            "version": "==5.13.2"
         },
         "mccabe": {
             "hashes": [
@@ -642,6 +650,27 @@
             "markers": "python_version >= '3.8'",
             "version": "==1.3.0"
         },
+        "psutil": {
+            "hashes": [
+                "sha256:032f4f2c909818c86cea4fe2cc407f1c0f0cde8e6c6d702b28b8ce0c0d143340",
+                "sha256:0bd41bf2d1463dfa535942b2a8f0e958acf6607ac0be52265ab31f7923bcd5e6",
+                "sha256:1132704b876e58d277168cd729d64750633d5ff0183acf5b3c986b8466cd0284",
+                "sha256:1d4bc4a0148fdd7fd8f38e0498639ae128e64538faa507df25a20f8f7fb2341c",
+                "sha256:3c4747a3e2ead1589e647e64aad601981f01b68f9398ddf94d01e3dc0d1e57c7",
+                "sha256:3f02134e82cfb5d089fddf20bb2e03fd5cd52395321d1c8458a9e58500ff417c",
+                "sha256:44969859757f4d8f2a9bd5b76eba8c3099a2c8cf3992ff62144061e39ba8568e",
+                "sha256:4c03362e280d06bbbfcd52f29acd79c733e0af33d707c54255d21029b8b32ba6",
+                "sha256:5794944462509e49d4d458f4dbfb92c47539e7d8d15c796f141f474010084056",
+                "sha256:b27f8fdb190c8c03914f908a4555159327d7481dac2f01008d483137ef3311a9",
+                "sha256:c727ca5a9b2dd5193b8644b9f0c883d54f1248310023b5ad3e92036c5e2ada68",
+                "sha256:e469990e28f1ad738f65a42dcfc17adaed9d0f325d55047593cb9033a0ab63df",
+                "sha256:ea36cc62e69a13ec52b2f625c27527f6e4479bca2b340b7a452af55b34fcbe2e",
+                "sha256:f37f87e4d73b79e6c5e749440c3113b81d1ee7d26f21c19c47371ddea834f414",
+                "sha256:fe361f743cb3389b8efda21980d93eb55c1f1e3898269bc9a2a1d0bb7b1f6508",
+                "sha256:fe8b7f07948f1304497ce4f4684881250cd859b16d06a1dc4d7941eeb6233bfe"
+            ],
+            "version": "==5.9.7"
+        },
         "pydot": {
             "hashes": [
                 "sha256:248081a39bcb56784deb018977e428605c1c758f10897a339fce1dd728ff007d",
@@ -650,6 +679,13 @@
             "index": "pypi",
             "version": "==1.4.2"
         },
+        "pygraphviz": {
+            "hashes": [
+                "sha256:a97eb5ced266f45053ebb1f2c6c6d29091690503e3a5c14be7f908b37b06f2d4"
+            ],
+            "index": "pypi",
+            "version": "==1.11"
+        },
         "pylint": {
             "hashes": [
                 "sha256:0d4c286ef6d2f66c8bfb527a7f8a629009e42c99707dec821a03e1b51a4c1496",
@@ -706,6 +742,17 @@
             "index": "pypi",
             "version": "==0.8.1"
         },
+        "pytest-xdist": {
+            "extras": [
+                "psutil"
+            ],
+            "hashes": [
+                "sha256:cbb36f3d67e0c478baa57fa4edc8843887e0f6cfc42d677530a36d7472b32d8a",
+                "sha256:d075629c7e00b611df89f490a5063944bee7a4362a5ff11c7cc7824a03dfce24"
+            ],
+            "index": "pypi",
+            "version": "==3.5.0"
+        },
         "pytz": {
             "hashes": [
                 "sha256:7b4fddbeb94a1eba4b557da24f19fdf9db575192544270a9101d8509f9f43d7b",
diff --git a/codeforlife/settings/third_party.py b/codeforlife/settings/third_party.py
index 11afa12e..49914e45 100644
--- a/codeforlife/settings/third_party.py
+++ b/codeforlife/settings/third_party.py
@@ -23,3 +23,16 @@
     ],
     "DEFAULT_PAGINATION_CLASS": "codeforlife.pagination.LimitOffsetPagination",
 }
+
+# Django Extensions - Graph Models
+# https://django-extensions.readthedocs.io/en/latest/graph_models.html?highlight=graph_models#default-settings
+
+GRAPH_MODELS = {
+    "all_applications": True,
+    "group_models": True,
+    "pygraphviz": True,
+    "output": "docs/entity_relationship_diagram.png",
+    "arrow_shape": "normal",
+    "color_code_deletions": True,
+    "rankdir": "BT",
+}
diff --git a/codeforlife/user/migrations/0001_initial.py b/codeforlife/user/migrations/0001_initial.py
index b346fa28..9cbc11f4 100644
--- a/codeforlife/user/migrations/0001_initial.py
+++ b/codeforlife/user/migrations/0001_initial.py
@@ -1,4 +1,4 @@
-# Generated by Django 3.2.20 on 2023-12-15 17:11
+# Generated by Django 3.2.20 on 2023-12-18 11:09
 
 from django.conf import settings
 import django.core.validators
diff --git a/docs/entity_relationship_diagram.png b/docs/entity_relationship_diagram.png
new file mode 100644
index 00000000..f130f72b
Binary files /dev/null and b/docs/entity_relationship_diagram.png differ
diff --git a/manage.py b/manage.py
index b374b966..879546bb 100644
--- a/manage.py
+++ b/manage.py
@@ -13,6 +13,7 @@
     "django.contrib.staticfiles",
     "django.contrib.sites",
     "codeforlife.user",
+    "django_extensions",
 ]
 
 MIDDLEWARE = [