Samples: normalize sample index

Author: DavidQ

docs/dev/CODEX_COMMANDS.md

@@ -2,18 +2,19 @@ MODEL: GPT-5.4
 REASONING: low
 
 COMMAND:
-Implement BUILD_PR_LEVEL_6_4_RUNTIME_VALIDATION_PLUS_HARNESS_FIX.
+Implement BUILD_PR_LEVEL_6_5_SAMPLE_INDEX_NORMALIZATION.
 
-Change:
-In tests/runtime/LaunchSmokeAllEntries.test.mjs
+Scope:
+- samples/index.html only
 
-Replace:
-^phase\d{2}$
+Steps:
+1. Update paths to phase-XX structure.
+2. Sort entries by phase then id.
+3. Remove invalid/broken links.
 
-With:
-^phase-?\d{2}$
-
-Do not modify anything else.
+Validation:
+- links resolve
+- ordering correct
 
 Return ZIP:
-<project folder>/tmp/BUILD_PR_LEVEL_6_4_RUNTIME_VALIDATION_PLUS_HARNESS_FIX.zip
+<project folder>/tmp/BUILD_PR_LEVEL_6_5_SAMPLE_INDEX_NORMALIZATION.zip

docs/dev/COMMIT_COMMENT.txt

@@ -1 +1 @@
-Plan: sample index normalization
+Samples: normalize sample index

docs/dev/reports/change_summary.txt

@@ -1 +1 @@
-Plan for aligning sample index to phase structure.
+Normalized sample index paths and ordering.