feat: Demo-Examples (Python/Rust/Go/C) mit Protokoll-Templates und Restore-Skript

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

examples/rust-wordcount/src/main.rs

@@ -0,0 +1,36 @@
+use std::io::{self, Read};
+
+fn count_words(text: &str) -> usize {
+    text.split_whitespace().count()
+}
+
+fn main() {
+    let mut input = String::new();
+    io::stdin().read_to_string(&mut input).unwrap();
+    println!("{} words", count_words(&input));
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_empty_input() {
+        assert_eq!(count_words(""), 0);
+    }
+
+    #[test]
+    fn test_single_word() {
+        assert_eq!(count_words("hallo"), 1);
+    }
+
+    #[test]
+    fn test_multiple_words() {
+        assert_eq!(count_words("eins zwei drei"), 3);
+    }
+
+    #[test]
+    fn test_extra_whitespace() {
+        assert_eq!(count_words("  a   b  "), 2);
+    }
+}