Fix markdownlint violations in README (line length, fence language)

README.md

@@ -1,6 +1,9 @@
 # ci-scripts
 
-Shared Woodpecker CI templates, plugins, and centralized pipeline conventions for the Oleks ecosystem. This repository hosts reusable CI components (clone steps, build templates, arch-specific runners) and tracks the cross-repo CI optimization effort to reduce duplication across ~50 projects in ~/projects.
+Shared Woodpecker CI templates, plugins, and centralized pipeline conventions
+for the Oleks ecosystem. This repository hosts reusable CI components (clone
+steps, build templates, arch-specific runners) and tracks the cross-repo CI
+optimization effort to reduce duplication across ~50 projects in ~/projects.
 
 ## pypi-wheel-attic template (oleks/ci-scripts#1)
 
@@ -22,7 +25,7 @@ publish, binary builds, multi-file workflows) and are also out of scope.
 
 Verify with:
 
-```
+```sh
 python3 generate.py --check   # fails if any rendered file is stale
 woodpecker-cli lint <repo>/.woodpecker.yaml
 ```
@@ -65,6 +68,10 @@ converted to explicit exit-code handling that still tolerates the benign case
 killed) without masking anything else:
 
 ```yaml
-- if ! kill $ATTIC_PID 2>/dev/null; then echo "attic watch-store already exited"; fi
+- if ! kill $ATTIC_PID 2>/dev/null; then
-- if ! wait $ATTIC_PID 2>/dev/null; then echo "attic watch-store exited non-zero after kill (expected)"; fi
+    echo "attic watch-store already exited"
+  fi
+- if ! wait $ATTIC_PID 2>/dev/null; then
+    echo "attic watch-store exited non-zero after kill (expected)"
+  fi
 ```

generate.py

@@ -4,6 +4,7 @@
 GENERATED files carry a "do not hand-edit" header; edit manifest.yaml instead
 and re-run this script. See manifest.yaml for scope notes (oleks/ci-scripts#1).
 """
+
 import pathlib
 import sys
 
@@ -65,7 +66,7 @@ def render(repo: dict) -> str:
 
     if attic:
         attic_block = (
-            '      # Push built paths to the binary cache while we build.\n'
+            "      # Push built paths to the binary cache while we build.\n"
             '      - attic login ci https://nix-cache-upload.oleks.space "$ATTIC_TOKEN"\n'
             "      - attic watch-store attic-infra-cache-k3s-1 &\n"
             "      - ATTIC_PID=$!\n"