diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..fe7af13
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+gomandel
+*.png
+*.jpg
+go.sum
+go.mod
+.vscode
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..a938a58
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,17 @@
+
+FROM ubi8/go-toolset:1.18 as build
+
+### Copy source code for building the application
+COPY ./mandel.go .
+
+### Download dependencies and build
+RUN go mod init gomandel && \
+    go mod tidy -e && \
+    go build . 
+
+FROM ubi8/ubi-micro
+COPY --from=build /opt/app-root/src/gomandel .
+
+EXPOSE 8080
+ENTRYPOINT ["./gomandel"]
+CMD ["--server", "--xres=1024", "--yres=1024" ]
diff --git a/example.png b/example.png
deleted file mode 100644
index 9068044..0000000
Binary files a/example.png and /dev/null differ
diff --git a/mandel.go b/mandel.go
index 38c93f6..1793a71 100644
--- a/mandel.go
+++ b/mandel.go
@@ -7,19 +7,27 @@ import (
 	"image/color"
 	"image/color/palette"
 	"image/png"
+	"log"
 	"math"
+	"math/rand"
+	"net/http"
 	"os"
 	"sort"
+	"strconv"
 	"sync"
 
 	"github.com/nfnt/resize"
 )
 
+const RADIUS_MIN = 0.0005
+const RADIUS_MAX = 1.0
+
 var IT, xres, yres, aa int
 var xpos, ypos, radius float64
 var out_filename, palette_string string
-var invert bool
+var invert, server_mode, randomize bool
 var focusstring string
+var port string
 
 func init() {
 	flag.IntVar(&IT, "IT", 512, "maximum number of iterations")
@@ -33,11 +41,18 @@ func init() {
 	flag.StringVar(&palette_string, "palette", "plan9", "One of: plan9|websafe|gameboy|retro|alternate")
 	flag.StringVar(&focusstring, "focus", "", "sequence of focus command. Select quadrant (numbered 1-4). e.g.: 1423. Read code to understand")
 	flag.BoolVar(&invert, "invert", false, "Inverts colouring")
+	flag.BoolVar(&server_mode, "server", false, "Enable web server mode (i.e., deliver resulting image over the web)")
+	flag.StringVar(&port, "port", "8080", "listening port when server_mode == true")
+	flag.BoolVar(&randomize, "random", false, "Use a random value for the radius parameter")
 	flag.Parse()
 
-	Gray = make([]color.Color, 255 * 3)
+	if randomize {
+		randomize_params()
+	}
+
+	Gray = make([]color.Color, 255*3)
 	for i := 0; i < 255*3; i++ {
-		Gray[i] = color.RGBA{uint8(i / 3), uint8((i+1) / 3), uint8((i+2) / 3), 255}
+		Gray[i] = color.RGBA{uint8(i / 3), uint8((i + 1) / 3), uint8((i + 2) / 3), 255}
 	}
 
 	Alternate = make([]color.Color, 20)
@@ -57,10 +72,10 @@ func init() {
 			Alternate[i] = color.RGBA{0xea, 0xfb, 0xc5, 255}
 		}
 	}
-	
+
 	BlackWhite = make([]color.Color, 0)
 	for i := 0; i < 20; i++ {
-		if i % 2 == 0 {
+		if i%2 == 0 {
 			BlackWhite = append(BlackWhite, color.RGBA{0, 0, 0, 255})
 		} else {
 			BlackWhite = append(BlackWhite, color.RGBA{255, 255, 255, 255})
@@ -72,15 +87,15 @@ func it(ca, cb float64) (int, float64) {
 	var a, b float64 = 0, 0
 	for i := 0; i < IT; i++ {
 		as, bs := a*a, b*b
-		if as + bs > 4 {
+		if as+bs > 4 {
 			return i, as + bs
 		}
 		//if as + bs < .00001 {
 		//	return .00001
 		//}
-		a, b = as - bs + ca, 2 * a * b + cb
+		a, b = as-bs+ca, 2*a*b+cb
 	}
-	return IT, a * a + b * b
+	return IT, a*a + b*b
 }
 
 var Gameboy = []color.Color{
@@ -111,7 +126,8 @@ var Retro = []color.Color{
 
 var Gray, Alternate, BlackWhite []color.Color
 
-func main() {
+func create_image() img.Image {
+
 	width, height := xres*aa, yres*aa
 	ratio := float64(height) / float64(width)
 	//xpos, ypos, zoom_width := -.16070135, 1.0375665, 1.0e-7
@@ -121,9 +137,9 @@ func main() {
 	//xpos, ypos, zoom_width := .232223859135, .559654166164, .00000000004
 	y_radius := float64(radius * ratio)
 
-	temp_radius, temp_y_radius := radius / 4.0, y_radius / 4.0
+	temp_radius, temp_y_radius := radius/4.0, y_radius/4.0
 	for _, command := range focusstring {
-		switch(string(command)) {
+		switch string(command) {
 		case "1":
 			xpos -= temp_radius
 			ypos += temp_radius
@@ -145,25 +161,23 @@ func main() {
 		case "d":
 			xpos += temp_radius
 		case "r":
-			temp_radius, temp_y_radius = radius / 4, y_radius / 4
+			temp_radius, temp_y_radius = radius/4, y_radius/4
 		case "z":
 			radius /= 2
 			y_radius /= 2
-			temp_radius, temp_y_radius = radius / 4, y_radius / 4
+			temp_radius, temp_y_radius = radius/4, y_radius/4
 		default:
-			return
+			return nil
 		}
 		temp_radius /= 2
 		temp_y_radius /= 2
 	}
 
-	
-	xmin, xmax := xpos - radius / 2.0, xpos + radius / 2.0
-	ymin, ymax := ypos - y_radius / 2.0, ypos + y_radius / 2.0
+	xmin, xmax := xpos-radius/2.0, xpos+radius/2.0
+	ymin, ymax := ypos-y_radius/2.0, ypos+y_radius/2.0
+
+	single_values := make([]float64, width*height)
 
-	
-	single_values := make([]float64, width * height)
-	
 	fmt.Print("Mandelling...")
 
 	var wg sync.WaitGroup
@@ -173,11 +187,11 @@ func main() {
 		go func(y int) {
 			defer wg.Done()
 			for x := 0; x < width; x++ {
-				a := (float64(x) / float64(width)) * (xmax - xmin) + xmin
-				b := (float64(y) / float64(height)) * (ymin - ymax) + ymax
+				a := (float64(x)/float64(width))*(xmax-xmin) + xmin
+				b := (float64(y)/float64(height))*(ymin-ymax) + ymax
 				stop_it, norm := it(a, b)
-				smooth_val := float64(IT - stop_it) + math.Log(norm)
-				i := y * width + x
+				smooth_val := float64(IT-stop_it) + math.Log(norm)
+				i := y*width + x
 				if invert {
 					single_values[i] = smooth_val
 				} else {
@@ -194,17 +208,15 @@ func main() {
 		sorted_values[i] = single_values[i]
 	}
 	sort.Float64s(sorted_values)
-	
-	fmt.Println("Done")
 
+	fmt.Println("Done")
 
 	cont := make([]color.Color, 10000)
 	for i, _ := range cont {
 		//val := float64(i) / float64(len(cont))
-		val :=  i * 256 / len(cont)
+		val := i * 256 / len(cont)
 		cont[i] = color.RGBA{uint8(val), 0, uint8(255 - val), uint8(255)}
 	}
-		
 
 	var pal []color.Color
 	palette_map := make(map[string][]color.Color)
@@ -245,12 +257,77 @@ func main() {
 	}
 	fmt.Println("Done")
 
-	fmt.Println("Resizing...")	
+	fmt.Println("Resizing...")
 	image_resized := resize.Resize(uint(xres), uint(yres), image, resize.Lanczos3)
 	fmt.Println("Done")
 
-	out_file, _ := os.Create(out_filename)
-	png.Encode(out_file, image_resized)
-	fmt.Println("Finished writing to:", out_filename)
-	fmt.Printf("--r %v --x %v --y %v\n", radius, (xmin + xmax) / 2, (ymin + ymax) / 2)
+	return image_resized
+
+}
+
+func handler(w http.ResponseWriter, r *http.Request) {
+
+	// Overide (if present) global vars from query parameters
+	params := r.URL.Query()
+	for k, v := range params {
+		switch k {
+		// TODO: add error handling code
+		case "IT":
+			IT, _ = strconv.Atoi(v[0])
+		case "xres":
+			xres, _ = strconv.Atoi(v[0])
+		case "yres":
+			yres, _ = strconv.Atoi(v[0])
+		case "aa":
+			aa, _ = strconv.Atoi(v[0])
+		// // case "xpos":
+		// // 	xpos, _ = strconv.ParseFloat(v[0], 64)
+		// // case "ypos":
+		// // 	ypos, _ = strconv.ParseFloat(v[0], 64)
+		// case "radius":
+		// 	radius, _ = strconv.ParseFloat(v[0], 64)
+		case "palette":
+			palette_string = v[0]
+		case "focus":
+			focusstring = v[0]
+		case "invert":
+			invert, _ = strconv.ParseBool(v[0])
+		// case "random":
+		// 	randomize, _ = strconv.ParseBool(v[0])
+		// 	if randomize {
+		// 		randomize_params()
+		// 	}
+		}
+	}
+
+	randomize_params()
+	image_resized := create_image()
+	png.Encode(w, image_resized)
+
+}
+
+func randomize_params() {
+	radius = RADIUS_MIN + rand.Float64()*(RADIUS_MAX-RADIUS_MIN)
+	// radius = rand.Float64() * RADIUS_MAX
+	xpos = rand.Float64()
+	ypos = rand.Float64()
+}
+
+func main() {
+
+	if server_mode {
+
+		http.HandleFunc("/", handler)
+		log.Printf("Serving fractals on port %v\n", port)
+		addr := fmt.Sprintf("0.0.0.0:%s", port)
+		log.Fatal(http.ListenAndServe(addr, nil))
+
+	} else {
+		image_resized := create_image()
+		out_file, _ := os.Create(out_filename)
+		png.Encode(out_file, image_resized)
+		fmt.Println("Finished writing to:", out_filename)
+		// fmt.Printf("--r %v --x %v --y %v\n", radius, (xmin+xmax)/2, (ymin+ymax)/2)
+
+	}
 }
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index 86b78c7..0000000
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diff --git a/spiral.jpg b/spiral.jpg
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index b42afe5..0000000
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diff --git a/spiral.png b/spiral.png
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index 440c551..0000000
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