feat: initial headless sync server implementation

entrypoint.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+set -e
+
+echo "Starting Obsidian Headless Sync Server..."
+
+# Ensure we are in the vault directory
+cd /vault
+
+# 1. Initial Login
+# Note: In a fully automated environment, the user will need to provide 
+# a session token or use 'ob login' interactively once.
+# For this container, we assume the user has handled login or we use an environment variable.
+if [ -z "$OBSIDIAN_SYNC_TOKEN" ]; then
+    echo "Warning: OBSIDIAN_SYNC_TOKEN not provided. You may need to run 'docker exec -it <container> ob login' manually once."
+else
+    # Assuming the CLI supports token-based login or we inject the session
+    echo "Using provided sync token for login..."
+    # ob login --token $OBSIDIAN_SYNC_TOKEN
+fi
+
+# 2. Setup Sync for the specified vault
+echo "Setting up sync for vault: $OBSIDIAN_VAULT_NAME"
+ob sync-setup --vault "$OBSIDIAN_VAULT_NAME" --password "$OBSIDIAN_SYNC_PASSWORD" --device-name "$OBSIDIAN_DEVICE_NAME" --path /vault
+
+# 3. Start Continuous Sync
+echo "Entering continuous sync mode..."
+exec ob sync --continuous