feat(raft-library): task 1.1 — build scaffold (raft/ files + meson wiring)

src/lib/testsuite/test.c

@@ -36,6 +36,7 @@ extern void test_cluster(void);
 extern void test_cluster_parse(void);
 extern void test_libxce_retry(void);
 extern void test_netio_on_connected(void);
+extern void test_raft(void);
 
 void setUp(void) { return; }
 
@@ -141,6 +142,7 @@ int main(int argc, char* argv[])
     TEST(test_cluster_parse);
     TEST(test_libxce_retry);
     TEST(test_netio_on_connected);
+    TEST(test_raft);
 
     return UNITY_END();
 }

src/lib/testsuite/test_raft.c

@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+#include <unity/unity.h>
+
+static void test_raft_placeholder(void)
+{
+    /* placeholder — real tests added in task 2 */
+    TEST_PASS();
+}
+
+void test_raft(void)
+{
+    printf("\n>> raft test\n\n");
+
+    RUN_TEST(test_raft_placeholder);
+}