diff --git a/Dockerfile b/Dockerfile
index cc476309..e64d8e63 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -115,6 +115,9 @@ RUN mkdir -p priv/models priv/static
 # copy application code and compile
 COPY lib lib
 COPY algo.md algo.md
+# agent-skills markdown is read at compile time by AgentSkillsController
+# (sha256 digests are baked into the module attribute)
+COPY priv/agent-skills priv/agent-skills
 RUN mix compile
 
 # copy assets and build (JS/CSS changes don't require recompilation)