Remove build.sh from repo and update .gitignore

Dev convenience script should not be tracked.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.gitignore

@@ -58,6 +58,7 @@ htmlcov/
 # Output test files.
 test_data/*.png
 
-#Project root scripts.
+# Dev scripts (local convenience scripts)
+build.sh
 rbld_containers.sh
 quick_web.sh

build.sh

@@ -1,61 +0,0 @@
-#!/bin/bash
-# Stegasoo Build Script
-# Usage: ./build.sh [base|fast|full|clean]
-
-set -e
-
-case "${1:-fast}" in
-    base)
-        # Build base image with all dependencies (run once, or when deps change)
-        echo "🔨 Building base image (this takes 5-10 minutes)..."
-        docker build -f Dockerfile.base -t stegasoo-base:latest .
-        echo "✅ Base image built! Future builds will be fast."
-        echo ""
-        echo "Optional: Push to registry for team use:"
-        echo "  docker tag stegasoo-base:latest yourregistry/stegasoo-base:latest"
-        echo "  docker push yourregistry/stegasoo-base:latest"
-        ;;
-    
-    fast)
-        # Fast build using pre-built base image
-        if ! docker image inspect stegasoo-base:latest >/dev/null 2>&1; then
-            echo "⚠️  Base image not found. Building it first (one-time)..."
-            $0 base
-        fi
-        echo "🚀 Fast build using base image..."
-        docker-compose build
-        echo "✅ Done! Start with: docker-compose up -d"
-        ;;
-    
-    full)
-        # Full rebuild from scratch (slow, but no base image needed)
-        echo "🐢 Full build from scratch (slow)..."
-        docker-compose build --no-cache
-        echo "✅ Done! Start with: docker-compose up -d"
-        ;;
-    
-    clean)
-        # Clean up everything
-        echo "🧹 Cleaning up..."
-        docker-compose down --rmi local -v 2>/dev/null || true
-        docker rmi stegasoo-base:latest 2>/dev/null || true
-        echo "✅ Cleaned!"
-        ;;
-    
-    *)
-        echo "Stegasoo Build Script"
-        echo ""
-        echo "Usage: $0 [command]"
-        echo ""
-        echo "Commands:"
-        echo "  base   Build the base image (one-time, 5-10 min)"
-        echo "  fast   Fast build using base image (default, ~10 sec)"
-        echo "  full   Full rebuild from scratch (slow, no base needed)"
-        echo "  clean  Remove all images and volumes"
-        echo ""
-        echo "Typical workflow:"
-        echo "  1. First time:  $0 base"
-        echo "  2. Daily dev:   $0 fast  (or just 'docker-compose build')"
-        echo "  3. Deps change: $0 base  (rebuild base image)"
-        ;;
-esac