Update the guide to use the Gitpod installer to generate the Kubernetes config

Author: Simon Emms

.gitignore

@@ -1,3 +1,5 @@
 .env
 .kubeconfig*
 *.json
+gitpod.yaml
+gitpod-config.yaml

Dockerfile

@@ -1,3 +1,7 @@
+ARG GITPOD_VERSION="main.1838"
+
+FROM eu.gcr.io/gitpod-core-dev/build/installer:$GITPOD_VERSION as installer
+
 FROM alpine:3.14
 
 RUN apk add --no-cache \
@@ -32,6 +36,8 @@ RUN gcloud components install alpha
 RUN curl -fsSL https://github.com/mikefarah/yq/releases/download/v4.12.2/yq_linux_amd64 -o /usr/local/bin/yq \
   && chmod +x /usr/local/bin/yq
 
+COPY --from=installer /app/installer /usr/local/bin/gitpod-installer
+
 WORKDIR /gitpod
 
 COPY . /gitpod

Makefile

@@ -9,15 +9,14 @@ build: ## Build docker image containing the required tools for the installation
 	@docker build --squash --quiet . -t ${IMG}
 
 DOCKER_RUN_CMD = docker run -it \
-	--pull always \
 	--volume $$HOME/.config/gcloud:/root/.config/gcloud \
-	--volume $$HOME/.kube/config:/root/.kube/config \
+	--volume $$HOME/.kube:/root/.kube \
 	--volume $$PWD:/gitpod \
 	${IMG} $(1)
 
 install: ## Install Gitpod
 	@echo "Starting install process..."
-	@test $(shell gcloud info --format="value(config.account)") || { echo "GCP dredentials do not exist. Run [gcloud auth login] to configure them"; exit 1; }
+	@test $(shell gcloud info --format="value(config.account)") || { echo "GCP credentials do not exist. Run [gcloud auth login] to configure them"; exit 1; }
 	@$(call DOCKER_RUN_CMD, --install)
 
 uninstall: ## Uninstall Gitpod