diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e376187..e0ff648 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -100,7 +100,7 @@ jobs:
       - name: Install dependencies
         run: |
           pip install --upgrade pip
-          pip install -e ".[test]"
+          pip install -e ".[test,geo]"
           pip install mypy
 
       - name: mypy — strict overrides on typed modules
@@ -152,7 +152,10 @@ jobs:
       - name: Install dependencies
         run: |
           pip install --upgrade pip
-          pip install -e ".[test]"
+          # `geo` (us, pycountry) is optional at runtime but drives US state and
+          # country normalization; without it ~27 location tests skip and the AQI
+          # prefix-budget behavior silently differs from a real install.
+          pip install -e ".[test,geo]"
 
       - name: Run tests with coverage
         run: pytest tests/ -v --tb=short
diff --git a/.gitignore b/.gitignore
index e0ed502..4912d10 100644
--- a/.gitignore
+++ b/.gitignore
@@ -185,3 +185,6 @@ local/service_plugins/*
 
 # Local engineering audit reports (may contain security-sensitive findings)
 /PROJECT_REVIEW_*.md
+
+# Local debugging scratch (captured configs and logs — may contain real settings)
+_debug/