Docs theme updates (#3751)

* update docs configs to use hugo theme from github

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* corrects the environment referenced in the docs/Makefile

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

docs/Makefile

@@ -1,40 +1,49 @@
-LOCAL_ROOT = $(git rev-parse --show-toplevel)
-SHELL = /bin/bash
-THEME_MODULE = gitlab.com/f5/nginx/controller/poc/f5-hugo
-# export THEME_PATH="</local/path/to/theme>"
-THEME_PATH = $(LOCAL_THEME_PATH)
-THEME_BRANCH = development
+THEME_MODULE = github.com/nginxinc/nginx-hugo-theme
+## Pulls the current theme version from the Netlify settings
+THEME_VERSION = $(NGINX_THEME_VERSION)
 
-.PHONY: all all-local clean hugo-mod build-production build-staging hugo-server-drafts hugo-server
+.PHONY: all clean hugo-mod build-production build-staging hugo-server-drafts hugo-server netlify
 
 all: hugo-mod build-production
 
-all-local: clean hugo-mod build-production
+all-staging: hugo-mod build-staging
 
+all-dev: hugo-mod build-dev
+
+# Removes the public directory generated by the `hugo` command
 clean:
-	rm -rf ${LOCAL_ROOT}/public
+	if [[ -d ${PWD}/public ]] ; then rm -rf ${PWD}/public && echo "Removed public directory" ; else echo "Did not find a public directory to remove" ; fi
 
 hugo-mod:
-	hugo mod clean
-	rm -rf _vendor
-	hugo mod get
-	hugo mod vendor
+	hugo mod get $(THEME_MODULE)@v$(THEME_VERSION)
 
+# Builds using the Hugo "production" environment
+# For deploys to docs.nginx.com only
 build-production:
 	hugo --gc -e production
 
+# Builds using the Hugo "staging" environment
+# For deploys to docs-staging.nginx.com only
 build-staging:
 	hugo --gc -e staging
 
-hugo-server-drafts:
-	hugo server -e production -b 127.0.0.1/nginx-ingress-controller/ -D --disableFastRender
-
-hugo-server:
-	hugo server -e production -b 127.0.0.1/nginx-ingress-controller/ --disableFastRender
-
-netlify:
-	netlify build --context=branch-deploy
-	netlify deploy -d public
-
-replace-theme:
-	go mod edit -replace "$(THEME_MODULE)"="$(THEME_PATH)"
+# Builds using the Hugo "development" environment
+# For deploys to docs-dev.nginx.com only
+build-dev:
+	hugo --gc -e development
+
+# Runs the Hugo server with content marked as draft
+# Serves docs at localhost:1313
+docs-drafts:
+	hugo server -D --disableFastRender
+
+# Runs the Hugo server
+# Serves docs at localhost:1313
+docs:
+	hugo server --disableFastRender
+
+# Can be used to deploy to netlify from your local
+# development environment.
+# Requires a netlify login.
+netlify: clean
+	netlify deploy --build -d public --alias $(shell git branch --show-current)-branch