feat: add JJOptimist's Homepage realm to examples

examples/gno.land/r/jjoptimist/home/config.gno

@@ -0,0 +1,35 @@
+package home
+
+import (
+    "std"
+    "gno.land/p/demo/ownable"
+)
+
+var config = struct {
+    title       string
+    description string
+    github      string
+}{
+    title:       "JJOptimist's Home Realm 🏠",
+    description: "Exploring Gno and building on-chain",
+    github:      "jjoptimist",
+}
+
+var o = ownable.NewWithAddress(std.Address("g16vfw3r7zuz43fhky3xfsuc2hdv9tnhvlkyn0nj"))
+
+func GetConfig() struct { title string; description string; github string } {
+    return config
+}
+
+func UpdateConfig(newTitle, newDescription, newGithub string) {
+    if !o.CallerIsOwner() {
+        panic("not authorized")
+    }
+    config.title = newTitle
+    config.description = newDescription
+    config.github = newGithub
+}
+
+func GetOwner() std.Address {
+    return o.Owner()
+} 

examples/gno.land/r/jjoptimist/home/gno.mod

@@ -0,0 +1,5 @@
+module gno.land/r/jjoptimist
+
+require (
+    gno.land/p/demo/ownable v0.0.0
+) 

examples/gno.land/r/jjoptimist/home/home.gno

@@ -0,0 +1,80 @@
+package home
+
+import (
+    "time"
+    "std"
+    "strconv"
+)
+
+var (
+    creation time.Time
+    gnomeArt1 = `   /\
+  /  \
+ ,,,,,
+(o.o)
+(\_/)
+-"-"-`
+
+    gnomeArt2 = `   /\
+  /  \
+ ,,,,,
+(^.^)
+(\_/)
+ -"-`
+
+    gnomeArt3 = `   /\
+  /  \
+ ,,,,,
+(*.*)
+(\_/)
+"-"-"`
+
+    gnomeArt4 = `   /\
+  /  \
+ ,,,,,
+(o.~)
+(\_/)
+ -"-`
+)
+
+func getGnomeArt(height int64) string {
+    var art string
+    if height%7 == 0 {
+        art = gnomeArt4  // winking gnome
+    } else if height%5 == 0 {
+        art = gnomeArt3  // starry-eyed gnome
+    } else if height%3 == 0 {
+        art = gnomeArt2  // happy gnome
+    } else if height%2 == 0 {
+        art = gnomeArt1  // regular gnome
+    } else {
+        art = gnomeArt1  // default
+    }
+    return "```\n" + art + "\n```\n"
+}
+
+func init() {
+    creation = time.Now()
+}
+
+func Render(path string) string {
+    cfg := GetConfig()
+    height := std.GetHeight()
+
+    output := "# " + cfg.title + "\n\n"
+
+    output += "## About Me\n"
+    output += "- 👋 Hi, I'm JJOptimist\n"
+    output += getGnomeArt(height)
+    output += "- 🌱 " + cfg.description + "\n"
+
+    output += "## Contact\n"
+    output += "- 📫 GitHub: [" + cfg.github + "](https://github.com/" + cfg.github + ")\n"
+
+    output += "\n---\n"
+    output += "_Realm created: " + creation.Format("2006-01-02 15:04:05 UTC") + "_\n"
+    output += "_Owner: " + GetOwner().String() + "_\n"
+    output += "_Current Block Height: " + strconv.Itoa(int(height)) + "_"
+
+    return output
+} 

examples/gno.land/r/jjoptimist/home/home_test.gno

@@ -0,0 +1,41 @@
+package home
+
+import (
+    "std"
+    "testing"
+)
+
+func TestOwnership(t *testing.T) {
+    owner := GetOwner()
+    if owner.String() != "g16vfw3r7zuz43fhky3xfsuc2hdv9tnhvlkyn0nj" {
+        t.Errorf("Expected owner to be g16vfw3r7zuz43fhky3xfsuc2hdv9tnhvlkyn0nj, got %s", owner.String())
+    }
+
+    std.TestSetOrigCaller(owner)
+    if !o.CallerIsOwner() {
+        t.Error("Owner address should return true for CallerIsOwner check")
+    }
+
+    nonOwner := std.Address("g1jg8mtutu9khhfwc4nxmuhcpftf0pajdhfvsqf5")
+    std.TestSetOrigCaller(nonOwner)
+    if o.CallerIsOwner() {
+        t.Error("Non-owner address should return false for CallerIsOwner check")
+    }
+}
+
+func TestConfig(t *testing.T) {
+    cfg := GetConfig()
+
+    if cfg.title != "JJOptimist's Home Realm 🏠" {
+        t.Errorf("Expected title to be 'JJOptimist's Home Realm 🏠', got %s", cfg.title)
+    }
+    if cfg.description != "Exploring Gno and building on-chain" {
+        t.Errorf("Expected description to be 'Exploring Gno and building on-chain', got %s", cfg.description)
+    }
+    if cfg.github != "jjoptimist" {
+        t.Errorf("Expected github to be 'jjoptimist', got %s", cfg.github)
+    }
+    if cfg.css != styles {
+        t.Errorf("Expected css to match styles constant")
+    }
+}