update the default deployment in CI, check env in deploy script

.github/workflows/cd.yml

@@ -13,7 +13,7 @@ jobs:
     env:
       MODAL_TOKEN_ID: ${{ secrets.MODAL_MODAL_LABS_TOKEN_ID }}
       MODAL_TOKEN_SECRET: ${{ secrets.MODAL_MODAL_LABS_TOKEN_SECRET }}
-      MODAL_ENVIRONMENT: main
+      MODAL_ENVIRONMENT: examples
 
     steps:
       - uses: actions/checkout@v3

internal/deploy.py

@@ -1,4 +1,5 @@
 import argparse
+import os
 import re
 import shlex
 import subprocess
@@ -20,6 +21,7 @@ def deploy(
     module_with_app: Path,
     dry_run: bool,
     filter_pttrn: Optional[str],
+    env: Optional[dict[str, str]],
 ) -> Optional[DeployError]:
     if filter_pttrn and not re.match(filter_pttrn, module_with_app.name):
         return None
@@ -37,6 +39,7 @@ def deploy(
             shlex.split(deploy_command),
             cwd=module_with_app.parent,
             capture_output=True,
+            env=(env or {}) | os.environ,
         )
         if r.returncode != 0:
             print(
@@ -88,6 +91,7 @@ def main(argv: Optional[list[str]] = None) -> int:
             module_with_app=Path(ex_mod.module),
             dry_run=arguments.dry_run,
             filter_pttrn=filter_pttrn,
+            env=ex_mod.metadata.get("env"),
         )
         for ex_mod in example_modules
     ]