Initial Auto-Build plugin structure

plugin/scripts/worktree-create.sh

@@ -0,0 +1,111 @@
+#!/bin/bash
+# Create a git worktree for feature isolation
+# Usage: worktree-create.sh <feature-name>
+
+set -e
+
+FEATURE_NAME="$1"
+
+if [ -z "$FEATURE_NAME" ]; then
+    echo "Error: Feature name required"
+    echo "Usage: worktree-create.sh <feature-name>"
+    exit 1
+fi
+
+# Get project root (parent of .auto-build)
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/../.." && pwd)"
+PROJECT_NAME=$(basename "$PROJECT_ROOT")
+
+# Define paths
+BRANCH_NAME="feature/ab-${FEATURE_NAME}"
+WORKTREES_DIR="$(dirname "$PROJECT_ROOT")/ab-worktrees"
+WORKTREE_PATH="${WORKTREES_DIR}/${PROJECT_NAME}-${FEATURE_NAME}"
+
+echo "========================================"
+echo "  Creating Git Worktree"
+echo "========================================"
+echo ""
+echo "Feature: $FEATURE_NAME"
+echo "Branch:  $BRANCH_NAME"
+echo "Path:    $WORKTREE_PATH"
+echo ""
+
+# Check if we're in a git repository
+if ! git -C "$PROJECT_ROOT" rev-parse --git-dir > /dev/null 2>&1; then
+    echo "Error: Not a git repository"
+    exit 1
+fi
+
+# Check for uncommitted changes
+if ! git -C "$PROJECT_ROOT" diff-index --quiet HEAD -- 2>/dev/null; then
+    echo "Warning: You have uncommitted changes in the main repository"
+    echo ""
+fi
+
+# Create worktrees directory if needed
+mkdir -p "$WORKTREES_DIR"
+
+# Create branch if it doesn't exist
+cd "$PROJECT_ROOT"
+if git show-ref --verify --quiet "refs/heads/${BRANCH_NAME}"; then
+    echo "Branch already exists: ${BRANCH_NAME}"
+else
+    echo "Creating branch: ${BRANCH_NAME}"
+    git branch "${BRANCH_NAME}"
+fi
+
+# Check if worktree already exists
+if [ -d "$WORKTREE_PATH" ]; then
+    echo "Error: Worktree directory already exists: $WORKTREE_PATH"
+    echo "Use 'git worktree remove' to clean up first, or choose a different name"
+    exit 1
+fi
+
+# Create worktree
+echo "Creating worktree..."
+git worktree add "$WORKTREE_PATH" "$BRANCH_NAME"
+
+# Update registry
+REGISTRY_FILE="$PROJECT_ROOT/.auto-build-data/worktrees/worktree-registry.json"
+TIMESTAMP=$(date -u +"%Y-%m-%dT%H:%M:%SZ")
+
+if [ -f "$REGISTRY_FILE" ]; then
+    # Add to existing registry using jq if available, otherwise use simple append
+    if command -v jq &> /dev/null; then
+        TEMP_FILE=$(mktemp)
+        jq --arg name "$FEATURE_NAME" \
+           --arg branch "$BRANCH_NAME" \
+           --arg path "$WORKTREE_PATH" \
+           --arg created "$TIMESTAMP" \
+           '.worktrees += [{
+             "name": $name,
+             "branch": $branch,
+             "path": $path,
+             "created": $created,
+             "status": "active"
+           }]' "$REGISTRY_FILE" > "$TEMP_FILE" && mv "$TEMP_FILE" "$REGISTRY_FILE"
+    else
+        # Fallback: Just note the worktree was created
+        echo "Note: Install jq for automatic registry updates"
+    fi
+fi
+
+echo ""
+echo "========================================"
+echo "  Worktree Created Successfully"
+echo "========================================"
+echo ""
+echo "To work in this worktree:"
+echo "  cd $WORKTREE_PATH"
+echo ""
+echo "To return to main project:"
+echo "  cd $PROJECT_ROOT"
+echo ""
+echo "When done with the feature:"
+echo "  /ab:worktree cleanup $FEATURE_NAME"
+echo ""
+
+# Output for script parsing
+echo "WORKTREE_CREATED=$WORKTREE_PATH"
+echo "BRANCH=$BRANCH_NAME"