flux, flux-{bootstrap, build, check, create}: add pages (#22295)

pages/common/flux-bootstrap.md

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+# flux bootstrap
+
+> Bootstrap Flux on a Kubernetes cluster.
+> More information: <https://fluxcd.io/flux/cmd/flux_bootstrap/>.
+
+- Bootstrap using a GitHub repository:
+
+`flux bootstrap github --owner {{owner}} --repository {{repository}} --path {{path/to/cluster_directory}} --personal`
+
+- Bootstrap using a GitLab repository:
+
+`flux bootstrap gitlab --owner {{owner}} --repository {{repository}} --path {{path/to/cluster_directory}}`
+
+- Bootstrap from a generic Git repository via SSH:
+
+`flux bootstrap git --url {{ssh://git@example.com/repository.git}} --branch {{main}} --path {{path/to/cluster_directory}}`

pages/common/flux-build.md

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+# flux build
+
+> Build Flux manifests.
+> More information: <https://fluxcd.io/flux/cmd/flux_build/>.
+
+- Build a Kustomization:
+
+`flux build kustomization {{name}} --path {{path/to/kustomization}}`
+
+- Build a Kustomization and output the manifests to a file:
+
+`flux build kustomization {{name}} --path {{path/to/kustomization}} > {{path/to/manifests.yaml}}`
+
+- Build a Kustomization and pipe it directly to `kubectl`:
+
+`flux build kustomization {{name}} --path {{path/to/kustomization}} | kubectl apply -f -`

pages/common/flux-check.md

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+# flux check
+
+> Check Flux prerequisites and cluster health.
+> More information: <https://fluxcd.io/flux/cmd/flux_check/>.
+
+- Check pre-requisites before installing Flux:
+
+`flux check --pre`
+
+- Check the status and health of all Flux controllers:
+
+`flux check`

pages/common/flux-create.md

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+# flux create
+
+> Create or update Flux resources.
+> More information: <https://fluxcd.io/flux/cmd/flux_create/>.
+
+- Create a GitRepository source:
+
+`flux create source git {{source_name}} --url {{https://github.com/repository}} --branch {{branch_name}}`
+
+- Create a Kustomization resource to sync a directory from a Git source:
+
+`flux create kustomization {{kustomization_name}} --source {{source_name}} --path {{path/to/directory}}`
+
+- Create a HelmRelease:
+
+`flux create helmrelease {{release_name}} --chart {{chart_name}} --source {{HelmRepository/repository_name}}`
+
+- Create a Secret to authenticate with a Git repository:
+
+`flux create secret git {{secret_name}} --url {{https://github.com/repository}} --username "{{username}}" --password "{{password}}"`

pages/common/flux.md

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+# flux
+
+> Continuous and progressive delivery solution for Kubernetes.
+> More information: <https://fluxcd.io/flux/cmd/>.
+
+- Check if the Flux prerequisites are met on the cluster:
+
+`flux check --pre`
+
+- Bootstrap Flux on a Kubernetes cluster:
+
+`flux bootstrap {{github|gitlab}} --owner {{owner}} --repository {{repository}} --path {{path/to/cluster_directory}}`
+
+- Create a new GitRepository source:
+
+`flux create source git {{source_name}} --url {{https://github.com/repository}} --branch {{branch_name}}`
+
+- List all Flux custom resources:
+
+`flux get all`
+
+- Trigger a reconciliation for a specific Kustomization and apply changes from source:
+
+`flux reconcile kustomization {{name}} --with-source`
+
+- Suspend reconciliation for a Kustomization:
+
+`flux suspend kustomization {{name}}`
+
+- Resume reconciliation for a Kustomization:
+
+`flux resume kustomization {{name}}`
+
+- Display help for a specific subcommand:
+
+`flux {{subcommand}} --help`