Add docs

Author: Gijsreyn

docs/installing-nightly.md

@@ -49,7 +49,7 @@ On the details page, select the artifact for your platform:
 Extract the archive and place the `dsc` executable (or `dsc.exe` on Windows) in a directory in
 your PATH.
 
-## Advanced Script Options
+## Advanced script options
 
 ### DSC CLI
 

sharedScripts/install_cli_nightly.ps1

@@ -12,16 +12,10 @@ if ($null -eq (Get-Command "gh" -ErrorAction SilentlyContinue)) {
     throw "Please install the GitHub CLI: https://cli.github.com/"
 }
 
-$platform = if ($IsWindows) { "windows" } elseif ($IsLinux) { "linux" } elseif ($IsMacOS) { "macos" } else { throw "Unsupported OS" }
-
 # Fetch
 if (!$InstallPath) {
-  # Default install paths by platform
-  if ($IsWindows) {
-    $InstallPath = [System.IO.Path]::combine($env:LOCALAPPDATA, "dsc")
-  } else {
-    $InstallPath = [System.IO.Path]::combine($HOME, ".dsc", "bin")
-  }
+  # Default install for Windows
+  $InstallPath = [System.IO.Path]::combine($env:LOCALAPPDATA, "dsc")
 }
 if (!$Repo) {
   $Repo = "PowerShell/DSC"
@@ -54,7 +48,7 @@ $installationFiles = Join-Path $tmpDir 'bin' 'debug'
 New-Item -ItemType Directory -Force -Path $InstallPath | Out-Null
 Move-Item -Path "$installationFiles/*" -Destination $InstallPath -Force -ErrorAction Ignore
 
-$dscExe = if ($IsWindows) { Join-Path $InstallPath "dsc.exe" } else { Join-Path $InstallPath "dsc" }
+$dscExe = Join-Path $InstallPath "dsc.exe"
 $versionStdout = & $dscExe --version; if(!$?) { throw }
 $version = $versionStdout -replace 'dsc ', ''
 Write-Host "Installed DSC CLI $version from https://github.com/$Repo/actions/runs/$RunId to $InstallPath"

sharedScripts/install_cli_nightly.sh

@@ -0,0 +1,105 @@
+#!/usr/bin/env bash
+set -e
+
+# Default values
+INSTALL_PATH=""
+REPO="PowerShell/DSC"
+BRANCH="main"
+RUN_ID=""
+
+# Parse command line arguments
+while [[ $# -gt 0 ]]; do
+  case $1 in
+    --install-path)
+      INSTALL_PATH="$2"
+      shift 2
+      ;;
+    --repo)
+      REPO="$2"
+      shift 2
+      ;;
+    --branch)
+      BRANCH="$2"
+      shift 2
+      ;;
+    --run-id)
+      RUN_ID="$2"
+      shift 2
+      ;;
+    *)
+      echo "Unknown option: $1"
+      exit 1
+      ;;
+  esac
+done
+
+# Check for GitHub CLI
+if ! command -v gh &> /dev/null; then
+  echo "Error: GitHub CLI (gh) is not installed."
+  echo "Please install it from: https://cli.github.com/"
+  exit 1
+fi
+
+# Detect platform
+if [[ "$OSTYPE" == "linux-gnu"* ]]; then
+  PLATFORM="linux"
+elif [[ "$OSTYPE" == "darwin"* ]]; then
+  PLATFORM="macos"
+else
+  echo "Error: Unsupported OS: $OSTYPE"
+  exit 1
+fi
+
+# Set default install path if not provided
+if [[ -z "$INSTALL_PATH" ]]; then
+  INSTALL_PATH="$HOME/.dsc/bin"
+fi
+
+# Fetch run ID if not provided
+if [[ -z "$RUN_ID" ]]; then
+  echo "Fetching latest successful build for branch '$BRANCH'..."
+  RUN_ID=$(gh run list -R "$REPO" --branch "$BRANCH" --workflow rust --status success -L 1 --json databaseId -q ".[0].databaseId")
+  
+  if [[ -z "$RUN_ID" ]]; then
+    echo "Error: Failed to find a successful build to install from"
+    exit 1
+  fi
+fi
+
+echo "Downloading artifacts from run $RUN_ID..."
+
+# Create temporary directory
+TMP_DIR=$(mktemp -d)
+trap "rm -rf $TMP_DIR" EXIT
+
+# Download artifact
+gh run download -R "$REPO" "$RUN_ID" -n "${PLATFORM}-bin" --dir "$TMP_DIR"
+
+# Find the tar file
+TAR_FILE=$(find "$TMP_DIR" -name "*.tar.gz" -o -name "*.tgz" | head -n 1)
+
+if [[ -z "$TAR_FILE" ]]; then
+  echo "Error: Failed to find downloaded artifact"
+  exit 1
+fi
+
+# Extract
+echo "Extracting archive..."
+tar -xzf "$TAR_FILE" -C "$TMP_DIR"
+
+# Install
+echo "Installing to $INSTALL_PATH..."
+mkdir -p "$INSTALL_PATH"
+mv "$TMP_DIR/dsc" "$INSTALL_PATH/dsc"
+chmod +x "$INSTALL_PATH/dsc"
+
+# Get version
+VERSION=$("$INSTALL_PATH/dsc" --version 2>&1 || echo "unknown")
+
+echo ""
+echo "Successfully installed DSC to $INSTALL_PATH/dsc"
+echo "Version: $VERSION"
+echo "From: https://github.com/$REPO/actions/runs/$RUN_ID"
+echo ""
+echo "To use DSC, add the following to your PATH:"
+echo "  export PATH=\"\$PATH:$INSTALL_PATH\""