diff --git a/AGENTS.md b/AGENTS.md
index b4baf8b98..1e356bc4b 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -350,7 +350,6 @@ Use these rules to keep the trait/factory architecture stable under growth.
 - Apply `docs/i18n-guide.md` completion checklist before merge and include i18n status in PR notes.
 - For docs snapshots, add new date-stamped files for new sprints rather than rewriting historical context.
 
-
 ## 8) Validation Matrix
 
 Default local checks for code changes:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fbc7ee779..233942347 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   Legacy values are still decrypted for backward compatibility but should be migrated.
 
 ### Fixed
+
 - **Gemini thinking model support** — Responses from thinking models (e.g. `gemini-3-pro-preview`)
   are now handled correctly. The provider skips internal reasoning parts (`thought: true`) and
   signature parts (`thoughtSignature`), extracting only the final answer text. Falls back to
diff --git a/CLAUDE.md b/CLAUDE.md
index fe7eba1cd..2ff90c03c 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -350,7 +350,6 @@ Use these rules to keep the trait/factory architecture stable under growth.
 - Apply `docs/i18n-guide.md` completion checklist before merge and include i18n status in PR notes.
 - For docs snapshots, add new date-stamped files for new sprints rather than rewriting historical context.
 
-
 ## 8) Validation Matrix
 
 Default local checks for code changes:
diff --git a/docs/android-setup.md b/docs/android-setup.md
index 9eb5aa48c..34a3cb448 100644
--- a/docs/android-setup.md
+++ b/docs/android-setup.md
@@ -89,12 +89,15 @@ cargo build --release --target aarch64-linux-android
 ## Troubleshooting
 
 ### "Permission denied"
+
 ```bash
 chmod +x zeroclaw
 ```
 
 ### "not found" or linker errors
+
 Make sure you downloaded the correct architecture for your device.
 
 ### Old Android (4.x)
+
 Use the `armv7-linux-androideabi` build with API level 16+.
diff --git a/scripts/ci/detect_change_scope.sh b/scripts/ci/detect_change_scope.sh
index b32687daf..4234b22dd 100755
--- a/scripts/ci/detect_change_scope.sh
+++ b/scripts/ci/detect_change_scope.sh
@@ -130,6 +130,8 @@ done <<< "$CHANGED"
   echo "ci_cd_changed=$ci_cd_changed"
   echo "base_sha=$DIFF_BASE"
   echo "docs_files<<EOF"
-  printf '%s\n' "${docs_files[@]}"
+  if [ "${#docs_files[@]}" -gt 0 ]; then
+    printf '%s\n' "${docs_files[@]}"
+  fi
   echo "EOF"
 } >> "$GITHUB_OUTPUT"
diff --git a/src/channels/mod.rs b/src/channels/mod.rs
index 664be7753..6fbe2995b 100644
--- a/src/channels/mod.rs
+++ b/src/channels/mod.rs
@@ -10047,8 +10047,12 @@ BTC is currently around $65,000 based on latest tool output."#;
 
         let channels = collect_configured_channels(&config, "test");
 
-        assert!(channels.iter().any(|entry| entry.display_name == "DingTalk"));
-        assert!(channels.iter().any(|entry| entry.channel.name() == "dingtalk"));
+        assert!(channels
+            .iter()
+            .any(|entry| entry.display_name == "DingTalk"));
+        assert!(channels
+            .iter()
+            .any(|entry| entry.channel.name() == "dingtalk"));
     }
 
     struct AlwaysFailChannel {