fix: resolve fmt check and drop-of-reference warnings

- Fix rustfmt issue in tests/common/mod.rs (single-line .context() chain)
- Remove stale drop(harness) calls that now drop &'static references
- Use _harness for unused bindings that only ensure bridge initialization

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

tests/common/mod.rs

@@ -188,8 +188,7 @@ impl DaemonTestHarness {
             .join(project);
 
         // Load config to find Ghidra installation
-        let config = ghidra_cli::config::Config::load()
-            .context("Failed to load config")?;
+        let config = ghidra_cli::config::Config::load().context("Failed to load config")?;
         let ghidra_install_dir = config
             .ghidra_install_dir
             .clone()

tests/symbol_tests.rs

@@ -27,7 +27,7 @@ fn harness() -> &'static DaemonTestHarness {
 #[serial]
 fn test_symbol_list() {
     require_ghidra!();
-    let harness = harness();
+    let _harness = harness();
 
     let output = Command::cargo_bin("ghidra")
         .unwrap()
@@ -50,8 +50,6 @@ fn test_symbol_list() {
         "symbol list should contain main. Output: {}",
         stdout
     );
-
-    drop(harness);
 }
 
 #[test]
@@ -147,7 +145,7 @@ fn test_symbol_rename() {
 #[serial]
 fn test_symbol_get_nonexistent() {
     require_ghidra!();
-    let harness = harness();
+    let _harness = harness();
 
     Command::cargo_bin("ghidra")
         .unwrap()
@@ -160,6 +158,4 @@ fn test_symbol_get_nonexistent() {
         .arg(TEST_PROGRAM)
         .assert()
         .failure();
-
-    drop(harness);
 }

tests/type_tests.rs

@@ -25,7 +25,7 @@ fn harness() -> &'static DaemonTestHarness {
 #[serial]
 fn test_type_list() {
     require_ghidra!();
-    let harness = harness();
+    let _harness = harness();
 
     Command::cargo_bin("ghidra")
         .unwrap()
@@ -37,15 +37,13 @@ fn test_type_list() {
         .arg(TEST_PROGRAM)
         .assert()
         .success();
-
-    drop(harness);
 }
 
 #[test]
 #[serial]
 fn test_type_get_primitive() {
     require_ghidra!();
-    let harness = harness();
+    let _harness = harness();
 
     Command::cargo_bin("ghidra")
         .unwrap()
@@ -59,15 +57,13 @@ fn test_type_get_primitive() {
         .assert()
         .success()
         .stdout(predicate::str::contains("size"));
-
-    drop(harness);
 }
 
 #[test]
 #[serial]
 fn test_type_create() {
     require_ghidra!();
-    let harness = harness();
+    let _harness = harness();
 
     Command::cargo_bin("ghidra")
         .unwrap()
@@ -94,8 +90,6 @@ fn test_type_create() {
         .assert()
         .success()
         .stdout(predicate::str::contains("MyTestStruct"));
-
-    drop(harness);
 }
 
 #[test]
@@ -128,15 +122,13 @@ fn test_type_apply() {
         "Expected success or instruction conflict, got: {}",
         stderr
     );
-
-    drop(harness);
 }
 
 #[test]
 #[serial]
 fn test_type_get_nonexistent() {
     require_ghidra!();
-    let harness = harness();
+    let _harness = harness();
 
     Command::cargo_bin("ghidra")
         .unwrap()
@@ -149,6 +141,4 @@ fn test_type_get_nonexistent() {
         .arg(TEST_PROGRAM)
         .assert()
         .failure();
-
-    drop(harness);
 }