Refactor the documentation dependencies setup

Signed-off-by: tdruez <tdruez@aboutcode.org>

Author: tdruez

Makefile

@@ -58,11 +58,14 @@ envfile_dev: envfile
 	@echo "-> Update the .env file for development"
 	@echo DATABASE_PASSWORD=\"dejacode\" >> ${ENV_FILE}
 
+doc_dependencies: virtualenv
+	@echo "-> Configure and install decumentation dependencies"
+	@${ACTIVATE} pip install --editable .[docs]
+
 doc8:
-	@echo "-> Run doc8 validation"
-	@${ACTIVATE} doc8 --max-line-length 100 --ignore-path docs/_build/ \
-	  --ignore-path docs/installation_and_sysadmin/ \
-	  --quiet docs/
+	@echo "-> Run documentation .rst validation"
+	@$(MAKE) doc_dependencies > /dev/null 2>&1
+	@${ACTIVATE} doc8 --max-line-length 100 --ignore-path docs/_build/ --quiet docs/
 
 valid:
 	@echo "-> Run Ruff format"
@@ -146,9 +149,9 @@ test:
 	${MANAGE} test --noinput --parallel auto
 
 docs:
-	@echo "-> Builds the installation_and_sysadmin docs"
+	@echo "-> Builds the documentation"
 	rm -rf ${DOCS_LOCATION}/_build/
-	@${ACTIVATE} pip install -r docs/requirements.txt
+	@$(MAKE) doc_dependencies > /dev/null 2>&1
 	@${ACTIVATE} sphinx-build -b singlehtml ${DOCS_LOCATION} ${DOCS_LOCATION}/_build/singlehtml/
 	@${ACTIVATE} sphinx-build -b html ${DOCS_LOCATION} ${DOCS_LOCATION}/_build/html/
 
@@ -172,4 +175,4 @@ log:
 createsuperuser:
 	${DOCKER_EXEC} web ./manage.py createsuperuser
 
-.PHONY: virtualenv conf dev envfile envfile_dev check doc8 valid check-deploy clean initdb postgresdb postgresdb_clean migrate upgrade run test docs build psql bash shell log createsuperuser
+.PHONY: virtualenv conf dev envfile envfile_dev doc_dependencies check doc8 valid check-deploy clean initdb postgresdb postgresdb_clean migrate upgrade run test docs build psql bash shell log createsuperuser

docs/requirements.txt

@@ -169,16 +169,14 @@ dependencies = [
 dev = [
     # Linter and Validation
     "ruff==0.14.0",
-    # Documentation
-    "doc8==1.1.2",
-    "stevedore==5.4.1",
-    "Pygments==2.19.2",
-    "docutils==0.21.2",
-    "restructuredtext-lint==1.4.0",
-    "pbr==6.1.1",
     # Parallel testing
     "tblib==3.1.0"
 ]
+docs = [
+    "Sphinx==7.2.6",
+    "furo==2023.9.10",
+    "doc8==1.1.2",
+]
 
 [project.urls]
 Homepage = "https://github.com/aboutcode-org/dejacode"