Add auto-commit watcher service

Watches /opt/strshipos for file changes via inotifywait, debounces 10s,
then commits and pushes to both origin and starshipos remotes.
Runs as a systemd service (strshipos-autocommit).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

auto-commit.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+# Watch /opt/strshipos for changes and auto-commit+push to Gitea
+
+REPO="/opt/strshipos"
+DEBOUNCE=10  # seconds to wait after last change before committing
+
+cd "$REPO"
+
+inotifywait -m -r -e close_write,create,delete,move \
+  --exclude '(\.git|data/|/logs/)' \
+  "$REPO" 2>/dev/null | while read -r dir event file; do
+
+  # Reset debounce timer
+  touch /tmp/strshipos-pending-commit
+
+  # Wait for quiet period
+  (
+    sleep $DEBOUNCE
+    # Only proceed if we're still the latest trigger
+    if [ -f /tmp/strshipos-pending-commit ]; then
+      rm -f /tmp/strshipos-pending-commit
+      cd "$REPO"
+      git add docker-compose.yml logo.svg favicon.svg favicon16.png favicon144.png \
+        xwiki-org/cssVariablesInit.min.css xwiki-com/cssVariablesInit.min.css .gitignore
+      if ! git diff --cached --quiet; then
+        git commit -m "auto: backup config changes $(date '+%Y-%m-%d %H:%M:%S')"
+        git push origin master
+        git push starshipos master
+      fi
+    fi
+  ) &
+done