chore: remaining cleanup changes

tests/lib/coding-rules-test.nix

@@ -11,11 +11,11 @@ let
       rulesDir = ".coding-rules";
     };
   in
-    assert rules.instructions == [
+    assert rules.instructions
+    == [
       ".coding-rules/concerns/naming.md"
       ".coding-rules/languages/python.md"
-    ];
-    {result = "pass";};
+    ]; {result = "pass";};
 
   # Test 2: default rulesDir is .opencode-rules
   testDefaultRulesDir = let
@@ -24,13 +24,10 @@ let
     };
     hasCorrectPrefix = builtins.all (s: builtins.substring 0 15 s == ".opencode-rules") rules.instructions;
   in
-    assert hasCorrectPrefix == true;
-    {result = "pass";};
+    assert hasCorrectPrefix == true; {result = "pass";};
 
   # Test 3: backward-compat alias exists
-  testBackwardCompat =
-    assert codingRulesLib.mkOpencodeRules == codingRulesLib.mkCodingRules;
-    {result = "pass";};
+  testBackwardCompat = assert codingRulesLib.mkOpencodeRules == codingRulesLib.mkCodingRules; {result = "pass";};
 
   # Test 4: shellHook contains both the symlink command and the config generation
   testShellHook = let
@@ -42,9 +39,7 @@ let
     hasConfigGen = builtins.match ".*coding-rules.json.*" hook != null;
   in
     assert hasSymlink;
-    assert hasConfigGen;
-    {result = "pass";};
-
+    assert hasConfigGen; {result = "pass";};
 in {
   instructions-correct = testInstructions;
   default-rules-dir = testDefaultRulesDir;