chore: initialize project workspace and install frontend dependencies

internal/db/db.go

@@ -0,0 +1,35 @@
+package db
+
+import (
+	"database/sql"
+	"log"
+
+	_ "github.com/mattn/go-sqlite3"
+)
+
+var DB *sql.DB
+
+func InitDB(filepath string) {
+	var err error
+	DB, err = sql.Open("sqlite3", filepath)
+	if err != nil {
+		log.Fatal("Failed to open database:", err)
+	}
+
+	if err = DB.Ping(); err != nil {
+		log.Fatal("Failed to ping database:", err)
+	}
+
+	_, err = DB.Exec(Schema)
+	if err != nil {
+		log.Fatal("Failed to create schema:", err)
+	}
+	
+	// Enable foreign keys
+	_, err = DB.Exec("PRAGMA foreign_keys = ON;")
+	if err != nil {
+		log.Println("Warning: Failed to enable foreign keys:", err)
+	}
+	
+	log.Println("Database initialized successfully at", filepath)
+}

internal/db/schema.go

@@ -0,0 +1,34 @@
+package db
+
+const Schema = `
+CREATE TABLE IF NOT EXISTS targets (
+	id INTEGER PRIMARY KEY AUTOINCREMENT,
+	name TEXT NOT NULL,
+	address TEXT NOT NULL,
+	schedule TEXT NOT NULL,
+	last_scan_at DATETIME,
+	created_at DATETIME DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE TABLE IF NOT EXISTS scans (
+	id INTEGER PRIMARY KEY AUTOINCREMENT,
+	target_id INTEGER NOT NULL,
+	status TEXT NOT NULL,
+	started_at DATETIME,
+	completed_at DATETIME,
+	FOREIGN KEY(target_id) REFERENCES targets(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS findings (
+	id INTEGER PRIMARY KEY AUTOINCREMENT,
+	scan_id INTEGER NOT NULL,
+	template_id TEXT NOT NULL,
+	name TEXT,
+	severity TEXT,
+	host TEXT,
+	matched_at TEXT,
+	description TEXT,
+	detected_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+	FOREIGN KEY(scan_id) REFERENCES scans(id) ON DELETE CASCADE
+);
+`