GRM-91: feat: adopt devx tools, devx.mak fragment, ci extra, remove legacy install-devx

hooks/pre-push

@@ -1,6 +1,61 @@
 #!/usr/bin/env bash
-# pre-push hook: fail if unit tests are too slow.
-# Checks both total suite time (10s) and per-test time (0.5s).
-# Aligned with CI (ci.yml uses same thresholds).
-set -e
-python3 -m devx.tools.check_test_speed --max-seconds 4 --max-single-seconds 0.5
+# pre-push hook: validate Vikunja task exists and tests are fast.
+#
+# This catches issues that would otherwise only surface in CI:
+#   - Branch name missing task ID (e.g., GRM-N)
+#   - Vikunja task does not exist for the task ID in the branch name
+#   - Unit tests too slow (total > 4s, per-test > 0.5s)
+#
+# Uses devx.tools.pre_push_check for reusable validation logic.
+# Project config (task prefix, Vikunja project ID) is read from
+# [tool.devx] in pyproject.toml by devx.config — no hardcoded values here.
+#
+# Bootstrap resilience: if devx is not importable (e.g., during devx
+# upgrades), the hook prints a warning and allows the push.
+
+# Determine the branch being pushed
+BRANCH=$(git rev-parse --abbrev-ref HEAD 2>/dev/null || echo "")
+
+if [ -z "$BRANCH" ] || [ "$BRANCH" = "master" ] || [ "$BRANCH" = "main" ]; then
+    exit 0
+fi
+
+# Load .env if present (for VIKUNJA_TOKEN)
+if [ -f .env ]; then
+    set -a
+    # shellcheck disable=SC1091
+    . .env
+    set +a
+fi
+
+# Find the Python interpreter with devx installed
+if [ -f .venv/bin/python ]; then
+    PY=.venv/bin/python
+elif [ -x "${HOME}/.pyenv/bin/pyenv" ]; then
+    export PYENV_ROOT="${HOME}/.pyenv"
+    export PATH="${PYENV_ROOT}/bin:${PYENV_ROOT}/shims:${PATH}"
+    eval "$("${PYENV_ROOT}/bin/pyenv" init -)" 2>/dev/null || true
+    eval "$("${PYENV_ROOT}/bin/pyenv" virtualenv-init -)" 2>/dev/null || true
+    pyenv activate gitea-runner-manager 2>/dev/null || true
+    PY=python3
+else
+    PY=python3
+fi
+
+# Bootstrap resilience: if devx is not importable, warn but allow the push
+if ! $PY -c "import devx.tools.pre_push_check" 2>/dev/null; then
+    echo "WARNING: devx not installed — pre-push check skipped."
+    echo "Run 'make setup' to install devx."
+    exit 0
+fi
+
+# Run pre-push validation via devx
+$PY -m devx.tools.pre_push_check --branch "$BRANCH" || {
+    echo ""
+    echo "Pre-push validation failed. Fix the issues above before pushing."
+    echo "To bypass (NOT recommended): git push --no-verify"
+    exit 1
+}
+
+# Check test speed (aligned with CI thresholds)
+$PY -m devx.tools.check_test_speed --max-seconds 4 --max-single-seconds 0.5