fix(ci): use correct path for requirements.txt in Docker build

The Docker build context is the project root, so COPY must use the
full relative path. Also add git config for test fixtures.

Author: JeremyDev87

tests/e2e/plugin-hooks/Dockerfile

@@ -9,14 +9,18 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     && apt-get clean \
     && rm -rf /var/lib/apt/lists/*
 
-# Install Python test dependencies
-COPY requirements.txt /tmp/requirements.txt
-RUN pip install --no-cache-dir -r /tmp/requirements.txt
-
 WORKDIR /workspace
 
 # Copy project files (context provided by CI)
 COPY . .
 
+# Install Python test dependencies
+RUN pip install --no-cache-dir -r tests/e2e/plugin-hooks/requirements.txt
+
+# Configure git for tests (conftest.py uses git init)
+RUN git config --global user.name "CI Bot" \
+    && git config --global user.email "ci@test.local" \
+    && git config --global init.defaultBranch main
+
 # Run E2E tests
 CMD ["python3", "-m", "pytest", "tests/e2e/plugin-hooks/", "-v", "--timeout=30", "--tb=short"]