feat: stub agent file structure

crates/nxmesh-agent/src/nginx/config_renderer.rs

@@ -0,0 +1,50 @@
+//! Nginx configuration renderer
+
+use handlebars::Handlebars;
+use serde_json::json;
+
+/// Configuration renderer
+pub struct ConfigRenderer {
+    handlebars: Handlebars<'static>,
+}
+
+impl ConfigRenderer {
+    /// Create a new config renderer
+    pub fn new() -> Self {
+        let mut handlebars = Handlebars::new();
+        
+        // Register built-in templates
+        Self::register_templates(&mut handlebars);
+        
+        Self { handlebars }
+    }
+
+    /// Register built-in templates
+    fn register_templates(handlebars: &mut Handlebars) {
+        // Default reverse proxy template
+        handlebars.register_template_string("default", include_str!("templates/default.hbs")).ok();
+    }
+
+    /// Render configuration
+    pub fn render(&self, template_name: &str, data: &serde_json::Value) -> Result<String, Box<dyn std::error::Error>> {
+        let rendered = self.handlebars.render(template_name, data)?;
+        Ok(rendered)
+    }
+
+    /// Render virtual host
+    pub fn render_virtual_host(&self, vh: &nxmesh_core::models::VirtualHost) -> Result<String, Box<dyn std::error::Error>> {
+        let data = json!({
+            "server_name": vh.server_name,
+            "listen_port": vh.listen_port,
+            "ssl_enabled": vh.ssl_enabled,
+            "locations": vh.locations,
+        });
+        self.render("default", &data)
+    }
+}
+
+impl Default for ConfigRenderer {
+    fn default() -> Self {
+        Self::new()
+    }
+}