Add proper .gitignore and clean up unwanted files

.gitignore

@@ -1,42 +1,46 @@
-# WordPress core & generated files
+# -------------------------------------------------
+# Runtime data – never commit
+# -------------------------------------------------
+db-data/
 wp-data/
-wp-content/plugins/
-wp-content/themes/
+*.sock
+
+# -------------------------------------------------
+# WordPress generated files
+# -------------------------------------------------
+wp-config.php
 wp-content/uploads/
 wp-content/cache/
 wp-content/upgrade/
 wp-content/backups/
-wp-content/advanced-cache.php
-wp-content/object-cache.php
 
-# Database files
-db-data/
-*.sql
-*.sqlite
-
-# Composer vendor (re‑installable)
+# -------------------------------------------------
+# Composer / PHP artefacts
+# -------------------------------------------------
 vendor/
-# Keep composer.lock if you want reproducible builds; otherwise comment out
+composer.lock
+node_modules/
 
-# Docker runtime data
-docker-compose.override.yml   # keep only if you version it
-docker-compose.yml            # keep if you version it, otherwise ignore
+# -------------------------------------------------
+# Cached theme artefacts
+# -------------------------------------------------
+indy-wp/
+theme-assets/
+export/
+wpcli/
 
-# IDE / OS artefacts
-*.DS_Store
+# -------------------------------------------------
+# Logs / temporary files
+# -------------------------------------------------
+*.log
+*.tmp
 *.swp
 *.swo
+
+# -------------------------------------------------
+# OS / editor junk
+# -------------------------------------------------
+.DS_Store
+Thumbs.db
 .idea/
 .vscode/
-
-# Logs / temporary files
-*.log
-tmp/
-cache/
-*.tmp
-
-# Zip packages you don’t edit
-*.zip
-
-# Misc
-*.bak