feat: detect latest github release

setup/install.ab

@@ -2,7 +2,6 @@ import { has_failed, includes, exit, chars } from "std"
 
 let name = "AmberNative"
 let target = "amber"
-let tag = "0.3.1-alpha"
 let place = "/opt/amber"
 let bins_folder = "/usr/local/bin"
 let agent = has_failed("uname -a")
@@ -11,6 +10,17 @@ let agent = has_failed("uname -a")
 
 echo ""
 
+fun get_latest_release_tag() {
+    let tag_url = "https://api.github.com/repos/Ph0enixKM/{name}/releases/latest"
+    let tag_json = silent $curl -L "{tag_url}"$?
+    // Get the tag name from the JSON
+    let tag = $echo "\${nameof tag_json}" \
+        | grep -Eo "tag_name\\"[^\\"]*\\"([^\\"]+)\\"" \
+        | grep -Eo "\\"[^\\"]+\\"\$" \
+        | grep -Eo "[^\\"\\s]+"$?
+    return tag
+}
+
 main(args) {
     // Determine OS type
     let os_type = $uname -s$ failed {
@@ -86,6 +96,12 @@ main(args) {
         }
     }
 
+    let tag = get_latest_release_tag() failed {
+        echo "Failed to get the latest release tag."
+        echo "Please try again or use another download method."
+        exit(1)
+    }
+
     // Set the download link
     let url = "https://github.com/Ph0enixKM/{name}/releases/download/{tag}/amber_{os}_{arch}"