docs: add OpenCode path fix to release notes

RELEASE-NOTES.md

@@ -8,6 +8,10 @@
 - **Tool mapping** — added `references/copilot-tools.md` with the full Claude Code to Copilot CLI tool equivalence table
 - **Skill and README updates** — added Copilot CLI to the `using-superpowers` skill's platform instructions and README installation section
 
+### OpenCode Fixes
+
+- **Skills path consistency** — the bootstrap text no longer advertises a misleading `configDir/skills/superpowers/` path that didn't match the runtime path. The agent should use the native `skill` tool, not navigate to files by path. Tests now use consistent paths derived from a single source of truth. (#847, #916)
+
 ## v5.0.6 (2026-03-24)
 
 ### Inline Self-Review Replaces Subagent Review Loops