Initial use of webman and backend setup

• Chapter1 Webman installation and database initialization
• 1-1 Webman installation and native template output
• 1-2 Template installation and model creation
• 1-3 Database initialization and multiple applications
• 1-4 Sections and precautions of webman
• Chapter2 Backend system configuration and login verification
• 2-1 Backend configuration
• 2-2 Login verification(1)
• 2-3 Login verification (2)
• Chapter3 User authentication middleware and classification management page
• 3-1 User authentication middleware (1)
• 3-2 User authentication middleware (2)
• 3-3 Category management page (1)
• 3-4 Category management page (1)
• Chapter4 Storage of login status and addition, deletion, and modification of products
• 4-1 Storage of user login status
• 4-2 Addition, deletion, inspection and modification of products (1)
• 4-3 Addition, deletion, inspection and modification of products (2)
• 4-4 Addition, deletion, inspection and modification of products (3)