Reorganize Documentation For a Better Learning Journey

.devcontainer/Dockerfile

@@ -0,0 +1,51 @@
+FROM golang:1.22 AS confetty
+
+# Set the working directory
+WORKDIR /app
+
+# Install the confetty application
+RUN go install github.com/maaslalani/confetty@latest
+
+FROM mcr.microsoft.com/vscode/devcontainers/base:debian
+
+# Copy the binary from the builder stage
+COPY --from=confetty /go/bin/confetty /usr/local/bin/confetty
+
+# Install Docker CLI and Docker Compose plugin
+RUN apt-get update && \
+    apt-get install -y ca-certificates curl gnupg lsb-release apt-utils direnv screen && \
+    mkdir -p /etc/apt/keyrings && \
+    curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg && \
+    echo \
+    "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian \
+    $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null && \
+    apt-get update && \
+    apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin && \
+    rm -rf /var/lib/apt/lists/*
+
+# Ensure the vscode user can access the Docker socket, and change the shell to zsh
+RUN usermod -aG docker vscode && \
+    chsh -s /bin/zsh vscode
+
+# Install the starship prompt
+RUN curl -sS https://starship.rs/install.sh | sh -s -- -y
+
+# Install OpenTofu
+RUN curl -1sSLf 'https://get.opentofu.org/install-opentofu.sh' | bash -s -- --root-method none --install-method deb
+
+# Install Kustomize binary (required by Helmfile)
+RUN curl -1sSLf "https://raw.githubusercontent.com/kubernetes-sigs/kustomize/master/hack/install_kustomize.sh"  | bash -s -- /usr/local/bin
+
+# Install the cloudposse Debian repository
+RUN curl -1sLf 'https://dl.cloudsmith.io/public/cloudposse/packages/cfg/setup/bash.deb.sh' | bash
+
+RUN apt-get -y install atmos terraform kubectl helmfile helm k9s stern && \
+    su - vscode -c "helm plugin install https://github.com/databus23/helm-diff"
+
+# Install the rootfs/ configurations
+COPY rootfs/ /
+
+# Direnv permissions
+RUN chown -R vscode:vscode /home/vscode/.config && \
+    chmod -R 755 /home/vscode/.config && \
+    chmod 644 /home/vscode/.config/direnv/direnvrc

.devcontainer/devcontainer.json

@@ -0,0 +1,80 @@
+{
+    "name": "Atmos Demo Lab",
+    "forwardPorts": [80, 443],
+    "portsAttributes": {
+        "80": {
+          "label": "Kubernetes Ingress"
+        },
+        "443": {
+          "label": "Kubernetes Ingress (TLS)"
+        }
+      },
+    "security.workspace.trust.emptyWindow": true,
+    "security.workspace.trust.untrustedFiles": "prompt",
+    "security.workspace.trust.domain": {
+        "*.github.com": true,
+        "*.app.github.dev": true,
+        "localhost": true
+    },
+    "build": {
+        "dockerfile": "Dockerfile",
+        "context": "."
+    },
+    "hostRequirements": {
+        "cpus": 8,
+        "memory": "16gb",
+        "storage": "32gb"
+     },
+    "runArgs": ["-v", "/var/run/docker.sock:/var/run/docker.sock"],
+    "postCreateCommand": "/workspace/.devcontainer/post-create.sh",
+    "service": "localstack",
+    "features": {
+        "ghcr.io/devcontainers/features/docker-outside-of-docker": {},
+        /*"ghcr.io/devcontainers/features/go:1": {
+            "version": "1.22"
+        },*/
+    },
+    "workspaceFolder": "/workspace/examples",
+    "workspaceMount": "source=${localWorkspaceFolder},target=/workspace,type=bind",
+
+    "customizations": {
+      "vscode": {
+        "extensions": [
+          "ms-azuretools.vscode-docker",
+          "bierner.github-markdown-preview",
+          "tomasdahlqvist.markdown-admonitions",
+          "HashiCorp.terraform",
+          "redhat.vscode-yaml",
+          "casualjim.gotemplate",
+          "EditorConfig.EditorConfig"
+        ],
+        "settings": {
+            "git.openRepositoryInParentFolders": "always",
+            "git.autofetch": true,
+            "git.showProgress": true,
+            "workbench.startupEditor": "readme",
+            "workbench.editor.autoLockGroups": {
+              "readme": "/welcome.md"
+            },
+            "workbench.editorAssociations": {   
+                "*.md": "vscode.markdown.preview.editor"
+            },
+            "terminal.integrated.tabs.title": "Atmos (${process})",
+            "terminal.integrated.tabs.description": "${task}${separator}${local}${separator}${cwdFolder}",
+            "terminal.integrated.shell.linux": "/bin/zsh",
+            "terminal.integrated.allowWorkspaceConfiguration": true,
+            "terminal.integrated.commandsToSkipShell": [],
+            "yaml.schemaStore.enable": true,
+            "json.schemas": [
+            ],
+            "yaml.schemas": {
+                "https://atmos.tools/schemas/atmos/atmos-manifest/1.0/atmos-manifest.json": [
+                    "**/stacks/**/*.yaml",
+                    "!**/stacks/workflows/**/*.yaml",
+                    "!**/stacks/schemas/**/*.yaml"
+                ]
+             }
+          }
+      }
+    }
+  } 

.devcontainer/post-create.sh

@@ -0,0 +1,28 @@
+#!/bin/zsh
+
+# Let's not show what commands the script is running
+set +x
+
+# Display a different welcome message for Codespaces
+mv /workspace/examples/welcome.md /workspace/examples/README.md
+
+# Use screen to run the following commands in the background so they don’t block startup time
+# Note that this also means errors won’t fail the bootstrapping of the container, which can mask issues.
+
+# Install a .envrc file in each example directory (it's ignored in .gitignore)
+screen -L -Logfile /tmp/direnv.log -S direnv-setup -dm \
+	sh -c "find /workspace/examples -mindepth 1 -type d -exec sh -c 'echo show_readme > {}/.envrc' \;"
+
+# Start localstack in the background, since it can take a little bit to start up
+cd /workspace/examples/demo-localstack
+screen -L -Logfile /tmp/localstack.log -S localstack -dm sh -c 'docker compose up'
+
+# Start k3s in the background, since it can take a little bit to start up
+# Note, it will mount . to the container and write the kubeconfig.yaml file
+# This should used as the file for KUBECONFIG
+cd /workspace/examples/demo-helmfile
+screen -L -Logfile /tmp/k3s.log -S k3s -dm sh -c 'docker compose up'
+
+# Since we cannot mount volumes inside of compose, we need to copy the kubeconfig.yaml file to the workspace
+export KUBECONFIG=${KUBECONFIG:-/workspace/examples/demo-helmfile/kubeconfig.yaml}
+screen -L -Logfile /tmp/kubeconfig.log -S kubeconfig -dm sh -c 'until test -f ${KUBECONFIG}; do docker cp demo-helmfile-server-1:/output/kubeconfig.yaml ${KUBECONFIG}; sleep 1; done; chmod 600 ${KUBECONFIG}'

.devcontainer/rootfs/home/vscode/.config/direnv/direnvrc

@@ -0,0 +1,11 @@
+show_readme() {
+  if [ -f "./README.md" ]; then
+    # Check if the README.md file has been touched in the last 60 seconds
+    last_modified=$(stat -c %Y "./README.md")
+    current_time=$(date +%s)
+    if [ $((current_time - last_modified)) -gt 60 ]; then
+      code "./README.md"
+      touch "./README.md"
+    fi
+  fi
+}

.devcontainer/rootfs/home/vscode/.config/starship.toml

@@ -0,0 +1,48 @@
+format = """
+$username\
+$hostname\
+$directory\
+$git_branch\
+$git_state\
+$git_status\
+$cmd_duration\
+$line_break\
+$python\
+$character"""
+
+command_timeout = 2000
+
+[directory]
+style = "blue"
+
+[character]
+success_symbol = "[❯](purple)"
+error_symbol = "[❯](red)"
+vimcmd_symbol = "[❮](green)"
+
+[git_branch]
+format = "[$branch]($style)"
+style = "bright-black"
+
+[git_status]
+format = "[[(*$conflicted$untracked$modified$staged$renamed$deleted)](218) ($ahead_behind$stashed)]($style)"
+style = "cyan"
+conflicted = "​"
+untracked = "​"
+modified = "​"
+staged = "​"
+renamed = "​"
+deleted = "​"
+stashed = "≡"
+
+[git_state]
+format = '\([$state( $progress_current/$progress_total)]($style)\) '
+style = "bright-black"
+
+[cmd_duration]
+format = "[$duration]($style) "
+style = "yellow"
+
+[python]
+format = "[$virtualenv]($style) "
+style = "bright-black"

.devcontainer/rootfs/home/vscode/.zsh_history

@@ -0,0 +1,12 @@
+: 1640995200:0;atmos terraform plan myapp --stack dev
+: 1640995201:0;atmos terraform plan myapp --stack staging
+: 1640995202:0;atmos terraform plan myapp --stack prod
+: 1640995203:0;atmos terraform apply myapp --stack dev
+: 1640995204:0;atmos terraform apply myapp --stack staging
+: 1640995205:0;atmos terraform apply myapp --stack prod
+: 1640995206:0;atmos terraform plan myapp --stack dev
+: 1640995207:0;atmos terraform plan myapp --stack staging
+: 1640995208:0;atmos terraform plan myapp --stack prod
+: 1640995209:0;atmos terraform deploy myapp --stack dev
+: 1640995210:0;atmos terraform deploy myapp --stack staging
+: 1640995211:0;atmos terraform deploy myapp --stack prod

.devcontainer/rootfs/home/vscode/.zshrc

@@ -0,0 +1,37 @@
+eval "$(direnv hook zsh)"
+
+# VSCode shell integration
+[[ "$TERM_PROGRAM" == "vscode" ]] && . "$(code --locate-shell-integration-path zsh)"
+
+export KUBECONFIG=${KUBECONFIG:-/workspace/examples/demo-helmfile/kubeconfig.yaml}
+
+export CODESPACE_HOSTNAME="${CODESPACE_NAME}-80.${GITHUB_CODESPACES_PORT_FORWARDING_DOMAIN}"
+export CODESPACE_HTTP_HOSTNAME="${CODESPACE_NAME}-80.${GITHUB_CODESPACES_PORT_FORWARDING_DOMAIN}"
+export CODESPACE_HTTPS_HOSTNAME="${CODESPACE_NAME}-443.${GITHUB_CODESPACES_PORT_FORWARDING_DOMAIN}"
+
+export CODESPACE_URL="http://${CODESPACE_HOSTNAME}"
+export CODESPACE_HTTP_URL="http://${CODESPACE_HTTP_HOSTNAME}"
+export CODESPACE_HTTPS_URL="http://${CODESPACE_HTTPS_HOSTNAME}"
+
+# Install atmos completion
+eval $(atmos completion zsh)
+
+# Setup some aliases
+alias tree='tree -CAF --gitignore -I ".git" -I "terraform.tfstate*"'
+alias bat='bat --style header,numbers --theme="GitHub"'
+
+# Disable directory entry messages
+export DIRENV_LOG_FORMAT=""
+
+find /workspace/examples -name '.envrc' -execdir direnv allow \;
+
+# Enable Starship prompt
+eval "$(starship init zsh)" 
+
+# Celebrate! 🎉
+if [ "${TERM}" != "screen.xterm-256color" ]; then
+  timeout --preserve-status 2 confetty
+fi
+
+# Show the version of atmos installed
+atmos version