fix: review fixes — test cleanup, wire protocol, clang-format

tests/test_scanner.c

@@ -248,9 +248,6 @@ static void test_scanner_max_size() {
   const char* dir = "test_scan_max";
   const char* small = "test_scan_max/small.txt";
   const char* large = "test_scan_max/large.txt";
-  create_test_file(small, "tiny");
-  create_test_file(large, "this_content_is_longer_than_ten_chars");
-
   mkdir(dir, 0755);
   create_test_file(small, "tiny");
   create_test_file(large, "this_content_is_longer_than_ten_chars");
@@ -336,10 +333,10 @@ static void test_scanner_size_range() {
 static void test_scanner_mixed_patterns() {
   /* Combine exclude, include, and size filters together */
   const char* dir = "test_scan_mixed";
-  const char* a_txt = "test_scan_mixed/a.txt";     /* size ~= 5  */
-  const char* b_bin = "test_scan_mixed/b.bin";     /* size ~= 13 */
-  const char* c_txt = "test_scan_mixed/c.txt";     /* size ~= 5  */
-  const char* d_bak = "test_scan_mixed/d.bak";     /* size ~= 42 */
+  const char* a_txt = "test_scan_mixed/a.txt"; /* size ~= 5  */
+  const char* b_bin = "test_scan_mixed/b.bin"; /* size ~= 13 */
+  const char* c_txt = "test_scan_mixed/c.txt"; /* size ~= 5  */
+  const char* d_bak = "test_scan_mixed/d.bak"; /* size ~= 42 */
 
   mkdir(dir, 0755);
   create_test_file(a_txt, "aaaaa");