fix: disable line length checks for test files with test vectors

Add nolint:lll directives to test files containing long test vectors
and function signatures to avoid unnecessary line breaking.

CLAUDE.md

@@ -0,0 +1,16 @@
+# Memory
+
+* Claude is an inanimate tool.  The spam that Claude attempts to insert into
+  commit messages (which it erroneously refers to as "attribution") is not
+  attribution, as I am the sole author of code created using Claude.  It is
+  corporate advertising for Anthropic and is therefore completely
+  unacceptable in commit messages.
+
+* Tests should always be run before committing code.  No commits should be
+  made that do not pass tests.
+
+* Code should always be formatted before committing.  Do not commit
+  unformatted code.
+
+* Code should always be linted before committing.  Do not commit
+  unlinted code.

internal/cli/integration_test.go

@@ -1,3 +1,4 @@
+//nolint:lll // Integration test has long function signatures
 package cli_test
 
 import (

pkg/agehd/agehd_test.go

@@ -1,3 +1,4 @@
+//nolint:lll // Test vectors contain long lines
 package agehd
 
 import (

pkg/bip85/bip85_test.go

@@ -1,4 +1,5 @@
 //nolint:gosec // G101: Test file contains BIP85 test vectors, not real credentials
+//nolint:lll // Test vectors contain long lines
 package bip85
 
 //nolint:revive,unparam // Test file with BIP85 test vectors