diff --git a/.gitignore b/.gitignore
index 533b18e..41b6826 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1 @@
-/html-output/
 /masonry.exe
diff --git a/cmd/cli/cli.go b/cmd/cli/cli.go
index 6c7f7a4..5319e42 100644
--- a/cmd/cli/cli.go
+++ b/cmd/cli/cli.go
@@ -14,6 +14,7 @@ func main() {
 		tailwindCmd(),
 		setupCmd(),
 		vueGenCmd(),
+		serveCmd(), // New command for server interpreter
 	}
 
 	app := &cli.App{
diff --git a/cmd/cli/commands.go b/cmd/cli/commands.go
index 30861c9..a3a3eea 100644
--- a/cmd/cli/commands.go
+++ b/cmd/cli/commands.go
@@ -464,3 +464,111 @@ func generateHTML(inputFile, outputDir string) error {
 	fmt.Printf("Successfully generated %d HTML file(s)\n", len(htmlFiles))
 	return nil
 }
+
+func serveCmd() *cli.Command {
+	return &cli.Command{
+		Name:        "serve",
+		Usage:       "Generate and run a simple HTTP server from a Masonry file",
+		Description: "This command parses a Masonry file and generates a simple Go HTTP server with in-memory database.",
+		Category:    "development",
+		Flags: []cli.Flag{
+			&cli.StringFlag{
+				Name:     "file",
+				Usage:    "Path to the Masonry file to interpret",
+				Required: true,
+				Aliases:  []string{"f"},
+			},
+			&cli.StringFlag{
+				Name:    "output",
+				Usage:   "Output file for the generated server code",
+				Value:   "server.go",
+				Aliases: []string{"o"},
+			},
+			&cli.BoolFlag{
+				Name:    "run",
+				Usage:   "Run the server after generating it",
+				Value:   false,
+				Aliases: []string{"r"},
+			},
+		},
+		Action: func(c *cli.Context) error {
+			masonryFile := c.String("file")
+			outputFile := c.String("output")
+			shouldRun := c.Bool("run")
+
+			fmt.Printf("Parsing Masonry file: %s\n", masonryFile)
+
+			// Read the Masonry file
+			content, err := os.ReadFile(masonryFile)
+			if err != nil {
+				return fmt.Errorf("error reading Masonry file: %w", err)
+			}
+
+			// Parse the Masonry file
+			parser, err := participle.Build[lang.AST](
+				participle.Unquote("String"),
+			)
+			if err != nil {
+				return fmt.Errorf("error building parser: %w", err)
+			}
+
+			ast, err := parser.ParseString("", string(content))
+			if err != nil {
+				return fmt.Errorf("error parsing Masonry file: %w", err)
+			}
+
+			// Generate server code using the server interpreter
+			serverInterpreter := interpreter.NewServerInterpreter()
+			serverCode, err := serverInterpreter.Interpret(*ast)
+			if err != nil {
+				return fmt.Errorf("error interpreting Masonry file: %w", err)
+			}
+
+			// Write the generated server code to the output file
+			err = os.WriteFile(outputFile, []byte(serverCode), 0644)
+			if err != nil {
+				return fmt.Errorf("error writing server code to file: %w", err)
+			}
+
+			fmt.Printf("Server code generated successfully: %s\n", outputFile)
+
+			if shouldRun {
+				fmt.Println("Installing dependencies...")
+
+				// Initialize go module if it doesn't exist
+				if _, err := os.Stat("go.mod"); os.IsNotExist(err) {
+					cmd := exec.Command("go", "mod", "init", "masonry-server")
+					cmd.Stdout = os.Stdout
+					cmd.Stderr = os.Stderr
+					if err := cmd.Run(); err != nil {
+						return fmt.Errorf("error initializing go module: %w", err)
+					}
+				}
+
+				// Install required dependencies
+				dependencies := []string{
+					"github.com/google/uuid",
+					"github.com/gorilla/mux",
+				}
+
+				for _, dep := range dependencies {
+					fmt.Printf("Installing %s...\n", dep)
+					cmd := exec.Command("go", "get", dep)
+					cmd.Stdout = os.Stdout
+					cmd.Stderr = os.Stderr
+					if err := cmd.Run(); err != nil {
+						return fmt.Errorf("error installing dependency %s: %w", dep, err)
+					}
+				}
+
+				fmt.Printf("Running server from %s...\n", outputFile)
+				cmd := exec.Command("go", "run", outputFile)
+				cmd.Stdout = os.Stdout
+				cmd.Stderr = os.Stderr
+				return cmd.Run()
+			}
+
+			return nil
+		},
+	}
+}
diff --git a/interpreter/html_interpreter.go b/interpreter/html_interpreter.go
index c35afdc..6d6275c 100644
--- a/interpreter/html_interpreter.go
+++ b/interpreter/html_interpreter.go
@@ -10,6 +10,7 @@ import (
 type HTMLInterpreter struct {
 	entities map[string]*lang.Entity
 	pages    map[string]*lang.Page
+	server   *lang.Server
 }
 
 // NewHTMLInterpreter creates a new HTML interpreter
@@ -40,7 +41,7 @@ func (hi *HTMLInterpreter) escapeHTML(s string) string {
 
 // GenerateHTML converts a Masonry AST to HTML output
 func (hi *HTMLInterpreter) GenerateHTML(ast *lang.AST) (map[string]string, error) {
-	// First pass: collect entities and pages
+	// First pass: collect entities, pages, and server config
 	for _, def := range ast.Definitions {
 		if def.Entity != nil {
 			hi.entities[def.Entity.Name] = def.Entity
@@ -48,6 +49,9 @@ func (hi *HTMLInterpreter) GenerateHTML(ast *lang.AST) (map[string]string, error
 		if def.Page != nil {
 			hi.pages[def.Page.Name] = def.Page
 		}
+		if def.Server != nil {
+			hi.server = def.Server
+		}
 	}
 
 	// Second pass: generate HTML for each page
@@ -135,6 +139,86 @@ func (hi *HTMLInterpreter) generatePageHTML(page *lang.Page) (string, error) {
 
 	// JavaScript for interactivity
 	html.WriteString("    <script>\n")
+
+	// API Base URL configuration
+	apiBaseURL := "http://localhost:8080"
+	if hi.server != nil {
+		host := "localhost"
+		port := 8080
+		for _, setting := range hi.server.Settings {
+			if setting.Host != nil {
+				host = *setting.Host
+			}
+			if setting.Port != nil {
+				port = *setting.Port
+			}
+		}
+		apiBaseURL = fmt.Sprintf("http://%s:%d", host, port)
+	}
+
+	html.WriteString(fmt.Sprintf("        const API_BASE_URL = '%s';\n", apiBaseURL))
+	html.WriteString("        \n")
+	html.WriteString("        // API helper functions\n")
+	html.WriteString("        async function apiRequest(method, endpoint, data = null) {\n")
+	html.WriteString("            const config = {\n")
+	html.WriteString("                method: method,\n")
+	html.WriteString("                headers: {\n")
+	html.WriteString("                    'Content-Type': 'application/json',\n")
+	html.WriteString("                },\n")
+	html.WriteString("            };\n")
+	html.WriteString("            \n")
+	html.WriteString("            if (data) {\n")
+	html.WriteString("                config.body = JSON.stringify(data);\n")
+	html.WriteString("            }\n")
+	html.WriteString("            \n")
+	html.WriteString("            try {\n")
+	html.WriteString("                const response = await fetch(API_BASE_URL + endpoint, config);\n")
+	html.WriteString("                \n")
+	html.WriteString("                if (!response.ok) {\n")
+	html.WriteString("                    throw new Error(`HTTP error! status: ${response.status}`);\n")
+	html.WriteString("                }\n")
+	html.WriteString("                \n")
+	html.WriteString("                if (response.status === 204) {\n")
+	html.WriteString("                    return null; // No content\n")
+	html.WriteString("                }\n")
+	html.WriteString("                \n")
+	html.WriteString("                return await response.json();\n")
+	html.WriteString("            } catch (error) {\n")
+	html.WriteString("                console.error('API request failed:', error);\n")
+	html.WriteString("                alert('Error: ' + error.message);\n")
+	html.WriteString("                throw error;\n")
+	html.WriteString("            }\n")
+	html.WriteString("        }\n")
+	html.WriteString("        \n")
+	html.WriteString("        // Entity-specific API functions\n")
+
+	// Generate API functions for each entity
+	for entityName := range hi.entities {
+		entityLower := strings.ToLower(entityName)
+		entityPlural := entityLower + "s"
+
+		html.WriteString(fmt.Sprintf("        async function list%s() {\n", entityName))
+		html.WriteString(fmt.Sprintf("            return await apiRequest('GET', '/%s');\n", entityPlural))
+		html.WriteString("        }\n")
+		html.WriteString("        \n")
+		html.WriteString(fmt.Sprintf("        async function get%s(id) {\n", entityName))
+		html.WriteString(fmt.Sprintf("            return await apiRequest('GET', '/%s/' + id);\n", entityPlural))
+		html.WriteString("        }\n")
+		html.WriteString("        \n")
+		html.WriteString(fmt.Sprintf("        async function create%s(data) {\n", entityName))
+		html.WriteString(fmt.Sprintf("            return await apiRequest('POST', '/%s', data);\n", entityPlural))
+		html.WriteString("        }\n")
+		html.WriteString("        \n")
+		html.WriteString(fmt.Sprintf("        async function update%s(id, data) {\n", entityName))
+		html.WriteString(fmt.Sprintf("            return await apiRequest('PUT', '/%s/' + id, data);\n", entityPlural))
+		html.WriteString("        }\n")
+		html.WriteString("        \n")
+		html.WriteString(fmt.Sprintf("        async function delete%s(id) {\n", entityName))
+		html.WriteString(fmt.Sprintf("            return await apiRequest('DELETE', '/%s/' + id);\n", entityPlural))
+		html.WriteString("        }\n")
+		html.WriteString("        \n")
+	}
+
 	html.WriteString("        // Tab functionality\n")
 	html.WriteString("        function showTab(tabName) {\n")
 	html.WriteString("            const tabs = document.querySelectorAll('.tab-content');\n")
@@ -153,13 +237,110 @@ func (hi *HTMLInterpreter) generatePageHTML(page *lang.Page) (string, error) {
 	html.WriteString("            document.getElementById(modalId).style.display = 'none';\n")
 	html.WriteString("        }\n")
 	html.WriteString("        \n")
-	html.WriteString("        // Form validation and submission\n")
-	html.WriteString("        function submitForm(formId) {\n")
+	html.WriteString("        // Enhanced form submission with API integration\n")
+	html.WriteString("        async function submitForm(formId, entityType = null) {\n")
 	html.WriteString("            const form = document.getElementById(formId);\n")
 	html.WriteString("            const formData = new FormData(form);\n")
-	html.WriteString("            console.log('Form submitted:', Object.fromEntries(formData));\n")
-	html.WriteString("            alert('Form submitted successfully!');\n")
+	html.WriteString("            const data = Object.fromEntries(formData);\n")
+	html.WriteString("            \n")
+	html.WriteString("            console.log('Form data:', data);\n")
+	html.WriteString("            \n")
+	html.WriteString("            if (entityType) {\n")
+	html.WriteString("                try {\n")
+	html.WriteString("                    const result = await window['create' + entityType](data);\n")
+	html.WriteString("                    console.log('Created:', result);\n")
+	html.WriteString("                    alert(entityType + ' created successfully!');\n")
+	html.WriteString("                    form.reset();\n")
+	html.WriteString("                    // Refresh any tables showing this entity type\n")
+	html.WriteString("                    await refreshTables(entityType);\n")
+	html.WriteString("                } catch (error) {\n")
+	html.WriteString("                    console.error('Form submission failed:', error);\n")
+	html.WriteString("                }\n")
+	html.WriteString("            } else {\n")
+	html.WriteString("                alert('Form submitted successfully!');\n")
+	html.WriteString("            }\n")
 	html.WriteString("        }\n")
+	html.WriteString("        \n")
+	html.WriteString("        // Load data into tables\n")
+	html.WriteString("        async function loadTableData(tableId, entityType) {\n")
+	html.WriteString("            try {\n")
+	html.WriteString("                const data = await window['list' + entityType]();\n")
+	html.WriteString("                const table = document.getElementById(tableId);\n")
+	html.WriteString("                const tbody = table.querySelector('tbody');\n")
+	html.WriteString("                \n")
+	html.WriteString("                if (!data || data.length === 0) {\n")
+	html.WriteString("                    tbody.innerHTML = '<tr><td colspan=\"100%\">No data found</td></tr>';\n")
+	html.WriteString("                    return;\n")
+	html.WriteString("                }\n")
+	html.WriteString("                \n")
+	html.WriteString("                tbody.innerHTML = '';\n")
+	html.WriteString("                data.forEach(item => {\n")
+	html.WriteString("                    const row = document.createElement('tr');\n")
+	html.WriteString("                    const headers = table.querySelectorAll('thead th');\n")
+	html.WriteString("                    \n")
+	html.WriteString("                    headers.forEach((header, index) => {\n")
+	html.WriteString("                        const cell = document.createElement('td');\n")
+	html.WriteString("                        const fieldName = header.textContent.toLowerCase().replace(/\\s+/g, '_');\n")
+	html.WriteString("                        cell.textContent = item[fieldName] || item[header.textContent.toLowerCase()] || '';\n")
+	html.WriteString("                        row.appendChild(cell);\n")
+	html.WriteString("                    });\n")
+	html.WriteString("                    \n")
+	html.WriteString("                    // Add action buttons\n")
+	html.WriteString("                    const actionCell = document.createElement('td');\n")
+	html.WriteString("                    actionCell.innerHTML = `\n")
+	html.WriteString("                        <button onclick=\"editItem('${item.id}', '${entityType}')\" class=\"button button-primary\">Edit</button>\n")
+	html.WriteString("                        <button onclick=\"deleteItem('${item.id}', '${entityType}')\" class=\"button button-secondary\">Delete</button>\n")
+	html.WriteString("                    `;\n")
+	html.WriteString("                    row.appendChild(actionCell);\n")
+	html.WriteString("                    \n")
+	html.WriteString("                    tbody.appendChild(row);\n")
+	html.WriteString("                });\n")
+	html.WriteString("            } catch (error) {\n")
+	html.WriteString("                console.error('Failed to load table data:', error);\n")
+	html.WriteString("            }\n")
+	html.WriteString("        }\n")
+	html.WriteString("        \n")
+	html.WriteString("        // Refresh all tables of a specific entity type\n")
+	html.WriteString("        async function refreshTables(entityType) {\n")
+	html.WriteString("            const tables = document.querySelectorAll(`table[data-entity=\"${entityType}\"]`);\n")
+	html.WriteString("            tables.forEach(table => {\n")
+	html.WriteString("                loadTableData(table.id, entityType);\n")
+	html.WriteString("            });\n")
+	html.WriteString("        }\n")
+	html.WriteString("        \n")
+	html.WriteString("        // Edit and delete functions\n")
+	html.WriteString("        async function editItem(id, entityType) {\n")
+	html.WriteString("            try {\n")
+	html.WriteString("                const item = await window['get' + entityType](id);\n")
+	html.WriteString("                console.log('Edit item:', item);\n")
+	html.WriteString("                // TODO: Populate form with item data for editing\n")
+	html.WriteString("                alert('Edit functionality coming soon!');\n")
+	html.WriteString("            } catch (error) {\n")
+	html.WriteString("                console.error('Failed to fetch item for editing:', error);\n")
+	html.WriteString("            }\n")
+	html.WriteString("        }\n")
+	html.WriteString("        \n")
+	html.WriteString("        async function deleteItem(id, entityType) {\n")
+	html.WriteString("            if (confirm('Are you sure you want to delete this item?')) {\n")
+	html.WriteString("                try {\n")
+	html.WriteString("                    await window['delete' + entityType](id);\n")
+	html.WriteString("                    alert('Item deleted successfully!');\n")
+	html.WriteString("                    await refreshTables(entityType);\n")
+	html.WriteString("                } catch (error) {\n")
+	html.WriteString("                    console.error('Failed to delete item:', error);\n")
+	html.WriteString("                }\n")
+	html.WriteString("            }\n")
+	html.WriteString("        }\n")
+	html.WriteString("        \n")
+	html.WriteString("        // Initialize page - load data when page loads\n")
+	html.WriteString("        document.addEventListener('DOMContentLoaded', function() {\n")
+	html.WriteString("            // Auto-load data for all tables with data-entity attribute\n")
+	html.WriteString("            const tables = document.querySelectorAll('table[data-entity]');\n")
+	html.WriteString("            tables.forEach(table => {\n")
+	html.WriteString("                const entityType = table.getAttribute('data-entity');\n")
+	html.WriteString("                loadTableData(table.id, entityType);\n")
+	html.WriteString("            });\n")
+	html.WriteString("        });\n")
 	html.WriteString("    </script>\n")
 
 	html.WriteString("</body>\n</html>")
diff --git a/interpreter/server_interpreter.go b/interpreter/server_interpreter.go
new file mode 100644
index 0000000..cb6a7cb
--- /dev/null
+++ b/interpreter/server_interpreter.go
@@ -0,0 +1,386 @@
+package interpreter
+
+import (
+	"fmt"
+	"go/format"
+	"masonry/lang"
+	"strings"
+
+	"golang.org/x/text/cases"
+	"golang.org/x/text/language"
+)
+
+// ServerInterpreter converts Masonry AST to a simple Go HTTP server
+type ServerInterpreter struct {
+	entities  map[string]*lang.Entity
+	endpoints map[string]*lang.Endpoint
+	server    *lang.Server
+}
+
+// NewServerInterpreter creates a new server interpreter
+func NewServerInterpreter() *ServerInterpreter {
+	return &ServerInterpreter{
+		entities:  make(map[string]*lang.Entity),
+		endpoints: make(map[string]*lang.Endpoint),
+	}
+}
+
+// Interpret processes the AST and generates server code
+func (si *ServerInterpreter) Interpret(ast lang.AST) (string, error) {
+	// First pass: collect all definitions
+	for _, def := range ast.Definitions {
+		if def.Server != nil {
+			si.server = def.Server
+		}
+		if def.Entity != nil {
+			si.entities[def.Entity.Name] = def.Entity
+		}
+		if def.Endpoint != nil {
+			key := fmt.Sprintf("%s_%s", def.Endpoint.Method, strings.ReplaceAll(def.Endpoint.Path, "/", "_"))
+			si.endpoints[key] = def.Endpoint
+		}
+	}
+
+	// Generate the server code
+	rawCode, err := si.generateServer()
+	if err != nil {
+		return "", err
+	}
+
+	// Format the code to remove unused imports and fix formatting
+	formattedCode, err := format.Source([]byte(rawCode))
+	if err != nil {
+		// If formatting fails, return the raw code with a warning comment
+		return "// Warning: Code formatting failed, but code should still be functional\n" + rawCode, nil
+	}
+
+	return string(formattedCode), nil
+}
+
+// generateServer creates the complete server code
+func (si *ServerInterpreter) generateServer() (string, error) {
+	var code strings.Builder
+
+	// Package and imports - only include what's actually used
+	code.WriteString(`package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"log"
+	"net/http"
+	"sync"
+	"time"
+	"github.com/google/uuid"
+	"github.com/gorilla/mux"
+)
+
+`)
+
+	// Generate entity structs
+	code.WriteString("// Entity definitions\n")
+	for _, entity := range si.entities {
+		code.WriteString(si.generateEntityStruct(entity))
+		code.WriteString("\n")
+	}
+
+	// Generate in-memory database
+	code.WriteString(si.generateInMemoryDB())
+
+	// Generate handlers
+	code.WriteString("// HTTP Handlers\n")
+	for _, entity := range si.entities {
+		code.WriteString(si.generateEntityHandlers(entity))
+	}
+
+	// Generate custom endpoint handlers
+	for _, endpoint := range si.endpoints {
+		if endpoint.Entity == nil {
+			code.WriteString(si.generateCustomEndpointHandler(endpoint))
+		}
+	}
+
+	// Generate main function
+	code.WriteString(si.generateMainFunction())
+
+	return code.String(), nil
+}
+
+// generateEntityStruct creates a Go struct for an entity
+func (si *ServerInterpreter) generateEntityStruct(entity *lang.Entity) string {
+	var code strings.Builder
+
+	if entity.Description != nil {
+		code.WriteString(fmt.Sprintf("// %s - %s\n", entity.Name, *entity.Description))
+	}
+
+	code.WriteString(fmt.Sprintf("type %s struct {\n", entity.Name))
+
+	// Always add ID field
+	code.WriteString("\tID       string    `json:\"id\"`\n")
+	code.WriteString("\tCreatedAt time.Time `json:\"created_at\"`\n")
+	code.WriteString("\tUpdatedAt time.Time `json:\"updated_at\"`\n")
+
+	for _, field := range entity.Fields {
+		goType := si.convertToGoType(field.Type)
+		jsonTag := strings.ToLower(field.Name)
+
+		if !field.Required {
+			goType = "*" + goType
+		}
+
+		code.WriteString(fmt.Sprintf("\t%s %s `json:\"%s\"`\n",
+			cases.Title(language.English).String(field.Name), goType, jsonTag))
+	}
+
+	code.WriteString("}\n")
+	return code.String()
+}
+
+// convertToGoType maps Masonry types to Go types
+func (si *ServerInterpreter) convertToGoType(masonryType string) string {
+	switch masonryType {
+	case "string", "text", "email", "url":
+		return "string"
+	case "int", "number":
+		return "int"
+	case "float":
+		return "float64"
+	case "boolean":
+		return "bool"
+	case "uuid":
+		return "string"
+	case "timestamp":
+		return "time.Time"
+	default:
+		return "string" // default fallback
+	}
+}
+
+// generateInMemoryDB creates the in-memory database structure
+func (si *ServerInterpreter) generateInMemoryDB() string {
+	var code strings.Builder
+
+	code.WriteString("// In-memory database\n")
+	code.WriteString("type InMemoryDB struct {\n")
+	code.WriteString("\tmu sync.RWMutex\n")
+
+	for entityName := range si.entities {
+		code.WriteString(fmt.Sprintf("\t%s map[string]*%s\n",
+			strings.ToLower(entityName)+"s", entityName))
+	}
+
+	code.WriteString("}\n\n")
+
+	code.WriteString("var db = &InMemoryDB{\n")
+	for entityName := range si.entities {
+		code.WriteString(fmt.Sprintf("\t%s: make(map[string]*%s),\n",
+			strings.ToLower(entityName)+"s", entityName))
+	}
+	code.WriteString("}\n\n")
+
+	return code.String()
+}
+
+// generateEntityHandlers creates CRUD handlers for an entity
+func (si *ServerInterpreter) generateEntityHandlers(entity *lang.Entity) string {
+	var code strings.Builder
+	entityName := entity.Name
+	entityLower := strings.ToLower(entityName)
+	entityPlural := entityLower + "s"
+
+	// List handler
+	code.WriteString(fmt.Sprintf(`func list%sHandler(w http.ResponseWriter, r *http.Request) {
+	db.mu.RLock()
+	defer db.mu.RUnlock()
+	
+	var items []*%s
+	for _, item := range db.%s {
+		items = append(items, item)
+	}
+	
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(items)
+}
+
+`, entityName, entityName, entityPlural))
+
+	// Get by ID handler
+	code.WriteString(fmt.Sprintf(`func get%sHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	id := vars["id"]
+	
+	db.mu.RLock()
+	item, exists := db.%s[id]
+	db.mu.RUnlock()
+	
+	if !exists {
+		http.Error(w, "%s not found", http.StatusNotFound)
+		return
+	}
+	
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(item)
+}
+
+`, entityName, entityPlural, entityName))
+
+	// Create handler
+	code.WriteString(fmt.Sprintf(`func create%sHandler(w http.ResponseWriter, r *http.Request) {
+	var item %s
+	if err := json.NewDecoder(r.Body).Decode(&item); err != nil {
+		http.Error(w, "Invalid JSON", http.StatusBadRequest)
+		return
+	}
+	
+	item.ID = uuid.New().String()
+	item.CreatedAt = time.Now()
+	item.UpdatedAt = time.Now()
+	
+	db.mu.Lock()
+	db.%s[item.ID] = &item
+	db.mu.Unlock()
+	
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusCreated)
+	json.NewEncoder(w).Encode(item)
+}
+
+`, entityName, entityName, entityPlural))
+
+	// Update handler
+	code.WriteString(fmt.Sprintf(`func update%sHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	id := vars["id"]
+	
+	db.mu.Lock()
+	defer db.mu.Unlock()
+	
+	existing, exists := db.%s[id]
+	if !exists {
+		http.Error(w, "%s not found", http.StatusNotFound)
+		return
+	}
+	
+	var updates %s
+	if err := json.NewDecoder(r.Body).Decode(&updates); err != nil {
+		http.Error(w, "Invalid JSON", http.StatusBadRequest)
+		return
+	}
+	
+	// Preserve ID and timestamps
+	updates.ID = existing.ID
+	updates.CreatedAt = existing.CreatedAt
+	updates.UpdatedAt = time.Now()
+	
+	db.%s[id] = &updates
+	
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(updates)
+}
+
+`, entityName, entityPlural, entityName, entityName, entityPlural))
+
+	// Delete handler
+	code.WriteString(fmt.Sprintf(`func delete%sHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	id := vars["id"]
+	
+	db.mu.Lock()
+	defer db.mu.Unlock()
+	
+	if _, exists := db.%s[id]; !exists {
+		http.Error(w, "%s not found", http.StatusNotFound)
+		return
+	}
+	
+	delete(db.%s, id)
+	w.WriteHeader(http.StatusNoContent)
+}
+
+`, entityName, entityPlural, entityName, entityPlural))
+
+	return code.String()
+}
+
+// generateCustomEndpointHandler creates handlers for custom endpoints
+func (si *ServerInterpreter) generateCustomEndpointHandler(endpoint *lang.Endpoint) string {
+	var code strings.Builder
+
+	handlerName := fmt.Sprintf("%s%sHandler",
+		strings.ToLower(endpoint.Method),
+		strings.ReplaceAll(cases.Title(language.English).String(endpoint.Path), "/", ""))
+
+	code.WriteString(fmt.Sprintf(`func %s(w http.ResponseWriter, r *http.Request) {
+	// Custom endpoint: %s %s
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(map[string]string{
+		"message": "Custom endpoint %s %s",
+		"status": "success",
+	})
+}
+
+`, handlerName, endpoint.Method, endpoint.Path, endpoint.Method, endpoint.Path))
+
+	return code.String()
+}
+
+// generateMainFunction creates the main function with routing
+func (si *ServerInterpreter) generateMainFunction() string {
+	var code strings.Builder
+
+	code.WriteString("func main() {\n")
+	code.WriteString("\tr := mux.NewRouter()\n\n")
+
+	// Add routes for each entity
+	for entityName := range si.entities {
+		entityLower := strings.ToLower(entityName)
+		entityPlural := entityLower + "s"
+
+		code.WriteString(fmt.Sprintf("\t// %s routes\n", entityName))
+		code.WriteString(fmt.Sprintf("\tr.HandleFunc(\"/%s\", list%sHandler).Methods(\"GET\")\n",
+			entityPlural, entityName))
+		code.WriteString(fmt.Sprintf("\tr.HandleFunc(\"/%s/{id}\", get%sHandler).Methods(\"GET\")\n",
+			entityPlural, entityName))
+		code.WriteString(fmt.Sprintf("\tr.HandleFunc(\"/%s\", create%sHandler).Methods(\"POST\")\n",
+			entityPlural, entityName))
+		code.WriteString(fmt.Sprintf("\tr.HandleFunc(\"/%s/{id}\", update%sHandler).Methods(\"PUT\")\n",
+			entityPlural, entityName))
+		code.WriteString(fmt.Sprintf("\tr.HandleFunc(\"/%s/{id}\", delete%sHandler).Methods(\"DELETE\")\n",
+			entityPlural, entityName))
+		code.WriteString("\n")
+	}
+
+	// Add custom endpoint routes
+	for _, endpoint := range si.endpoints {
+		if endpoint.Entity == nil {
+			handlerName := fmt.Sprintf("%s%sHandler",
+				strings.ToLower(endpoint.Method),
+				strings.ReplaceAll(cases.Title(language.English).String(endpoint.Path), "/", ""))
+			code.WriteString(fmt.Sprintf("\tr.HandleFunc(\"%s\", %s).Methods(\"%s\")\n",
+				endpoint.Path, handlerName, endpoint.Method))
+		}
+	}
+
+	// Server configuration
+	host := "localhost"
+	port := 8080
+
+	if si.server != nil {
+		for _, setting := range si.server.Settings {
+			if setting.Host != nil {
+				host = *setting.Host
+			}
+			if setting.Port != nil {
+				port = *setting.Port
+			}
+		}
+	}
+
+	code.WriteString(fmt.Sprintf("\n\taddr := \"%s:%d\"\n", host, port))
+	code.WriteString("\tfmt.Printf(\"Server starting on %s\\n\", addr)\n")
+	code.WriteString("\tlog.Fatal(http.ListenAndServe(addr, r))\n")
+	code.WriteString("}\n")
+
+	return code.String()
+}