feat: add .env support for the examples

Author: ilfa

examples/examples.gradle.kts

@@ -25,13 +25,30 @@ sourceSets {
     }
 }
 
+fun loadEnv(): Map<String, String> {
+    val envFile = rootProject.file(".env")
+    val envMap = mutableMapOf<String, String>()
+
+    if (envFile.exists()) {
+        envFile.forEachLine { line ->
+            val trimmedLine = line.trim()
+            if (trimmedLine.isNotEmpty() && !trimmedLine.startsWith("#") && trimmedLine.contains("=")) {
+                val (key, value) = trimmedLine.split("=", limit = 2)
+                envMap[key.trim()] = value.trim()
+            }
+        }
+    }
+    return envMap
+}
+
 tasks.register<JavaExec>("runFunctionalTests") {
     group = "execute"
     description = "Run the Functional Tests"
     mainClass = "com.fingerprint.example.FunctionalTests"
     classpath = sourceSets["main"].runtimeClasspath
+    environment(loadEnv())
 }
 
 tasks.named("runFunctionalTests") {
     dependsOn("build")
-}
+}