refactor: rename project to devopster-cli

- Rename crate: timbra-gitops-cli → devopster-cli
- Rename binary: timbra → devopster
- Rename config file: timbra-config.yaml → devopster-config.yaml
- Update env var: TIMBRA_CONFIG → DEVOPSTER_CONFIG
- Update remote URL to MicrosoftCloudEssentials-LearningHub/devopster-cli
- Update user-agent strings, Docker image tags, devcontainer name, CI workflow
- Update README to reflect new name and binary
- All 7 tests pass, clippy clean

Author: Timna Brown

.devcontainer/Dockerfile

@@ -0,0 +1,20 @@
+FROM mcr.microsoft.com/devcontainers/rust:1-1-bookworm
+
+RUN rustup component add clippy rustfmt
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+        build-essential \
+        ca-certificates \
+        git \
+        make \
+        pkg-config \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /workspaces/devopster-cli
+
+COPY . .
+
+RUN cargo fetch
+
+CMD ["sleep", "infinity"]

.devcontainer/devcontainer.json

@@ -0,0 +1,24 @@
+{
+  "name": "devopster-cli",
+  "build": {
+    "dockerfile": "Dockerfile",
+    "context": ".."
+  },
+  "remoteUser": "vscode",
+  "postCreateCommand": "bash .devcontainer/post-create.sh",
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "rust-lang.rust-analyzer",
+        "vadimcn.vscode-lldb",
+        "tamasfe.even-better-toml",
+        "redhat.vscode-yaml",
+        "ms-azuretools.vscode-docker"
+      ],
+      "settings": {
+        "editor.formatOnSave": true,
+        "rust-analyzer.check.command": "clippy"
+      }
+    }
+  }
+}

.devcontainer/post-create.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+make setup

.dockerignore

@@ -0,0 +1,3 @@
+target/
+.git/
+.devcontainer/.cache/

.gitattributes

@@ -0,0 +1,37 @@
+# Normalize line endings to LF on commit for all text files
+* text=auto eol=lf
+
+# Rust source
+*.rs text eol=lf diff=rust
+
+# Cargo manifests and lock files
+Cargo.toml text eol=lf
+Cargo.lock text eol=lf
+
+# YAML / TOML / JSON
+*.yaml text eol=lf
+*.yml  text eol=lf
+*.toml text eol=lf
+*.json text eol=lf
+
+# Shell scripts
+*.sh text eol=lf
+
+# Markdown and plain text
+*.md   text eol=lf
+*.txt  text eol=lf
+
+# Docker
+Dockerfile    text eol=lf
+.dockerignore text eol=lf
+
+# Makefile — tabs are significant, keep them
+Makefile text eol=lf
+
+# Binaries — do not mangle
+*.png  binary
+*.jpg  binary
+*.jpeg binary
+*.gif  binary
+*.ico  binary
+*.wasm binary

.github/workflows/ci.yml

@@ -0,0 +1,17 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Build container image
+        run: docker build -t devopster-cli-ci .
+      - name: Run tests in container
+        run: docker run --rm devopster-cli-ci make test

.gitignore

@@ -0,0 +1,19 @@
+target/
+.devcontainer/.cache/
+.env
+.env.*
+*.log
+devopster-config.yaml
+.DS_Store
+Thumbs.db
+
+# Rust build artifacts
+*.rs.bk
+
+# Editor and local workspace files
+.idea/
+.fleet/
+
+# Container and temporary files
+*.tmp
+*.temp