diff --git a/activity.log b/activity.log
index 5271d22..5628931 100644
--- a/activity.log
+++ b/activity.log
@@ -2,3 +2,4 @@
 2026-01-27 13:45:00 - Initialized project. Read PROJECT.md. Created PROPOSAL.md.
 2026-01-27 13:50:00 - Updated PROPOSAL.md to switch from local Ollama to OpenAI-compatible endpoints as per user request.
 2026-01-27 13:55:00 - Started Phase 1. Created directory structure, docker-compose.yml, and .gitignore.
+2026-01-27 14:05:00 - Completed Phase 1. Initialized git, created Backend/Frontend stubs, and successfully built/ran infrastructure with Docker Compose. Verified connectivity.