diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
index 0d27997..2ab1deb 100644
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@@ -74,7 +74,7 @@ We love pull requests! Here’s the process:
 
 <!-- -->
 
-4.  *Test your changes* \`\`\`bash \# Run tests pytest
+4.  *Test your changes* \`\`\`bash # Run tests pytest
 
 <!-- -->
 
@@ -324,33 +324,34 @@ just test    # Run test suite
 ```
 
 ### Repository Structure
-```
+
+```text
 dicti0nary-attack/
-├── src/                 # Source code (Perimeter 1-2)
-├── lib/                 # Library code (Perimeter 1-2)
-├── extensions/          # Extensions (Perimeter 2)
-├── plugins/             # Plugins (Perimeter 2)
-├── tools/               # Tooling (Perimeter 2)
-├── docs/                # Documentation (Perimeter 3)
-│   ├── architecture/    # ADRs, specs (Perimeter 2)
-│   └── proposals/       # RFCs (Perimeter 3)
-├── examples/            # Examples (Perimeter 3)
-├── spec/                # Spec tests (Perimeter 3)
-├── tests/               # Test suite (Perimeter 2-3)
-├── .well-known/         # Protocol files (Perimeter 1-3)
-├── .github/             # GitHub config (Perimeter 1)
+├── src/ # Source code (Perimeter 1-2)
+├── lib/ # Library code (Perimeter 1-2)
+├── extensions/ # Extensions (Perimeter 2)
+├── plugins/ # Plugins (Perimeter 2)
+├── tools/ # Tooling (Perimeter 2)
+├── docs/ # Documentation (Perimeter 3)
+│   ├── architecture/ # ADRs, specs (Perimeter 2)
+│   └── proposals/ # RFCs (Perimeter 3)
+├── examples/ # Examples (Perimeter 3)
+├── spec/ # Spec tests (Perimeter 3)
+├── tests/ # Test suite (Perimeter 2-3)
+├── .well-known/ # Protocol files (Perimeter 1-3)
+├── .github/ # GitHub config (Perimeter 1)
+│   ├── CONTRIBUTING.md # This file
 │   ├── ISSUE_TEMPLATE/
 │   └── workflows/
 ├── CHANGELOG.md
 ├── CODE_OF_CONDUCT.md
-├── CONTRIBUTING.md      # This file
 ├── GOVERNANCE.md
 ├── LICENSE
 ├── MAINTAINERS.md
 ├── README.adoc
 ├── SECURITY.md
-├── flake.guix            # Guix flake (Perimeter 1)
-└── Justfile             # Task runner (Perimeter 1)
+├── flake.guix # Guix flake (Perimeter 1)
+└── Justfile # Task runner (Perimeter 1) ```
 ```
 
 ---