feat: add sqlstring and supports-color modules

- Introduced sqlstring module for SQL escape and formatting.
- Added supports-color module to detect terminal color support.
- Created dashboard and login views with Bootstrap styling.
- Implemented user schema in SQL with mock data for testing.

backend/node_modules/seq-queue/package.json

@@ -0,0 +1,17 @@
+{
+	"name": "seq-queue", 
+	"author": "changchang <changchang005@gmail.com>", 
+	"version": "0.0.5", 
+	"description": "A simple tool to keep requests to be executed in order.", 
+	"homepage": "https://github.com/changchang/seq-queue", 
+	"repository": {
+		"type": "git", 
+		"url": "git@github.com:changchang/seq-queue.git"
+	}, 
+	"dependencies": {
+	}, 
+	"devDependencies": {
+		"mocha": ">=0.0.1", 
+		"should": ">=0.0.1"
+	}
+}