Add new developer sandbox 'gd' infrastructure

.github/workflows/migrate.yaml

@@ -14,6 +14,7 @@ on:
         description: Which environment should we run migrations for?
         options:
           - stable
+          - gd
           - ko
           - ab
           - bl

.github/workflows/reset-db.yaml

@@ -15,6 +15,7 @@ on:
         description: Which environment should we flush and re-load data for?
         options:
           - stable
+          - gd
           - ko
           - ab
           - bl

ops/manifests/manifest-gd.yaml

@@ -0,0 +1,29 @@
+---
+applications:
+- name: getgov-gd
+  buildpacks:
+    - python_buildpack
+  path: ../../src
+  instances: 1
+  memory: 512M
+  stack: cflinuxfs4
+  timeout: 180
+  command: ./run.sh
+  health-check-type: http
+  health-check-http-endpoint: /health
+  env:
+    # Send stdout and stderr straight to the terminal without buffering
+    PYTHONUNBUFFERED: yup
+    # Tell Django where to find its configuration
+    DJANGO_SETTINGS_MODULE: registrar.config.settings
+    # Tell Django where it is being hosted
+    DJANGO_BASE_URL: https://getgov-gd.app.cloud.gov
+    # Tell Django how much stuff to log
+    DJANGO_LOG_LEVEL: INFO
+    # default public site location
+    GETGOV_PUBLIC_SITE_URL: https://beta.get.gov
+  routes:
+    - route: getgov-gd.app.cloud.gov
+  services:
+  - getgov-credentials
+  - getgov-gd-database

src/registrar/config/settings.py

@@ -564,6 +564,7 @@
 # web server configurations.
 ALLOWED_HOSTS = [
     "getgov-stable.app.cloud.gov",
+    "getgov-gd.app.cloud.gov",
     "getgov-ko.app.cloud.gov",
     "getgov-ab.app.cloud.gov",
     "getgov-bl.app.cloud.gov",