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Common Problems and Fixes
What You Will Learn A symptom-to-fix table for common Kubernetes issues Step-by-step debugging a...
Checking Cluster Health
What You Will Learn How to check node status with kubectl get nodes How to spot unhealthy pods a...
Why Secrets Matter
What You Will Learn What counts as a secret and why it matters Real examples of what happens whe...
SOPS Encryption
What You Will Learn What SOPS is and how it works How Age keys encrypt secrets The encrypt_sops(...
HashiCorp Vault
What You Will Learn How to access HashiCorp Vault at Junovy Authentication with VAULT_TOKEN Secr...
External Secrets Operator
What You Will Learn What the External Secrets Operator does ExternalSecret CRD and SecretStore c...
VPN and Cluster Access
What You Will Learn How to connect to Junovy's Kubernetes cluster via WireGuard VPN Setting up y...
Terminal and Shell Setup
What You Will Learn How to install and configure Homebrew for dependency management Setting up O...
kubectl Essentials
What You Will Learn The 10 most-used kubectl commands for daily work How to inspect pods, servic...
Git Basics for GitOps
What You Will Learn The Git workflow for GitOps: feature branches, pull requests, and merging to...
Flux CLI Essentials
What You Will Learn Essential Flux CLI commands for GitOps management How to trigger immediate r...
The Tenant System
What You Will Learn What a tenant is and how it isolates one client's environment from another T...
The Monorepo
What You Will Learn How Git submodules organize Junovy's codebase into logical repositories Whic...
The Flux Repo Structure
What You Will Learn The directory structure of dds-k8s-cluster and what each folder contains The...
The Cluster and Network
What You Will Learn The physical cluster name, location, and hardware specifications The Bird DN...
Profiles and Layers
What You Will Learn What profiles are and why Junovy uses them instead of copying configurations...
What Is GitOps
What You Will Learn What GitOps is and how it makes deployments safer Why Git becomes your singl...
The Reconciliation Loop
What You Will Learn How Flux's reconciliation loop keeps your cluster in sync with Git Why the d...
Kustomize Explained
What You Will Learn How Kustomize lets you reuse base configurations across environments Why you...
How Flux Works
What You Will Learn How Flux CD implements GitOps for Kubernetes clusters What the three Flux co...