Add include example

examples/include/include.go

@@ -0,0 +1,77 @@
+package main
+
+import (
+	"embed"
+	"io/fs"
+	"log"
+	"net/http"
+	"time"
+
+	"go.elara.ws/salix"
+)
+
+//go:embed tmpls
+var tmpls embed.FS
+
+func main() {
+	tmplsFS, err := fs.Sub(tmpls, "tmpls")
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	ns := salix.New().WithVarMap(map[string]any{"now": time.Now})
+
+	err = ns.ParseFSGlob(tmplsFS, "*.html")
+	if err != nil {
+		log.Fatalln(err)
+	}
+
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+		tmpl, ok := ns.GetTemplate("home.html")
+		if !ok {
+			w.WriteHeader(http.StatusInternalServerError)
+			return
+		}
+
+		name := r.URL.Query().Get("name")
+		if name == "" {
+			name = "World"
+		}
+
+		err = tmpl.
+			WithVarMap(map[string]any{
+				"title": "Home",
+				"name":  name,
+			}).
+			Execute(w)
+		if err != nil {
+			log.Println(err)
+			w.WriteHeader(http.StatusInternalServerError)
+			return
+		}
+	})
+
+	http.HandleFunc("/about", func(w http.ResponseWriter, r *http.Request) {
+		tmpl, ok := ns.GetTemplate("about.html")
+		if !ok {
+			w.WriteHeader(http.StatusInternalServerError)
+			return
+		}
+
+		err = tmpl.
+			WithVarMap(map[string]any{"title": "About"}).
+			Execute(w)
+		if err != nil {
+			log.Println(err)
+			w.WriteHeader(http.StatusInternalServerError)
+			return
+		}
+	})
+
+	log.Println("Starting HTTP server on port 8080")
+
+	err = http.ListenAndServe(":8080", nil)
+	if err != nil {
+		log.Fatalln(err)
+	}
+}