feat(runner): make poetry and uv shell-agnostic

Export runner user local bin at image level so Poetry and UV are available regardless of whether GitHub Actions uses sh or bash.

Made-with: Cursor

Author: miragecentury

CHANGELOG.md

@@ -9,6 +9,8 @@
 
 ### Added
 
+* **runner:** export `${APP_HOME}/.local/bin` at image level so Poetry and UV are discoverable in both `sh` and `bash` execution contexts
+
 ### Changed
 
 ### Fixed

Containerfile

@@ -108,6 +108,9 @@ LABEL org.opencontainers.image.vendor="Deerhide"
 USER runner
 WORKDIR ${APP_HOME}
 
+# Ensure user-installed CLI tools are available in all shells (sh/bash, interactive/non-interactive)
+ENV PATH="${APP_HOME}/.local/bin:${PATH}"
+
 # Install Poetry latest version and add it to PATH
 # hadolint ignore=DL4006
 RUN curl -sSL https://install.python-poetry.org | python3 -