chore: consolidate platform split checks

src/govoplan_core/devserver.py

@@ -20,6 +20,9 @@ from govoplan_core.server.registry import available_module_manifests, build_plat
 
 DEFAULT_APP = "govoplan_core.server.app:app"
 DEFAULT_CONFIG = "govoplan_core.server.default_config:get_server_config"
+DEFAULT_DEV_DATABASE_URL = "postgresql+psycopg://govoplan_dev@127.0.0.1:5432/govoplan_dev"
+DEFAULT_DEV_DATABASE_URL_PGTOOLS = "postgresql://govoplan_dev@127.0.0.1:5432/govoplan_dev"
+DEFAULT_SQLITE_DATABASE_NAME = "multimailer-dev.db"
 
 
 @dataclass(slots=True)
@@ -61,13 +64,23 @@ def apply_runtime_defaults(config_path: str | None) -> Path | None:
     (runtime_root / "runtime" / "files").mkdir(parents=True, exist_ok=True)
     (runtime_root / "runtime" / "mock-mailbox").mkdir(parents=True, exist_ok=True)
 
+    dev_database_backend = os.getenv("GOVOPLAN_DEV_DATABASE_BACKEND", "postgres").strip().lower()
+    default_database_url = DEFAULT_DEV_DATABASE_URL
+    default_pgtools_url = DEFAULT_DEV_DATABASE_URL_PGTOOLS
+    if dev_database_backend == "sqlite":
+        default_database_url = f"sqlite:///{runtime_root / 'runtime' / DEFAULT_SQLITE_DATABASE_NAME}"
+        default_pgtools_url = ""
+
     defaults = {
-        "DATABASE_URL": f"sqlite:///{runtime_root / 'runtime' / 'multimailer-dev.db'}",
+        "DATABASE_URL": os.getenv("GOVOPLAN_DEV_DATABASE_URL", default_database_url),
+        "DEV_BOOTSTRAP_ENABLED": "true",
         "FILE_STORAGE_LOCAL_ROOT": str(runtime_root / "runtime" / "files"),
         "MOCK_MAILBOX_DIR": str(runtime_root / "runtime" / "mock-mailbox"),
     }
     for key, value in defaults.items():
         os.environ.setdefault(key, value)
+    if default_pgtools_url:
+        os.environ.setdefault("GOVOPLAN_DATABASE_URL_PGTOOLS", os.getenv("GOVOPLAN_DEV_DATABASE_URL_PGTOOLS", default_pgtools_url))
     return runtime_root
 
 
@@ -95,7 +108,7 @@ def validate_sqlite_database_url(database_url: str) -> None:
         raise SystemExit(
             f"DATABASE_URL points to {db_path}, but its parent directory does not exist. "
             "Unset stale DATABASE_URL or set it to "
-            f"sqlite:///{Path.cwd().resolve() / 'runtime' / 'multimailer-dev.db'}."
+            f"sqlite:///{Path.cwd().resolve() / 'runtime' / DEFAULT_SQLITE_DATABASE_NAME}."
         )
 
 
@@ -285,6 +298,10 @@ def print_devserver_summary(state: DevserverState, *, app: str, no_reload: bool)
     print(f"Runtime root: {state.runtime_root}")
     if state.database_url:
         print(f"Database: {state.database_url}")
+        if state.database_url.startswith("postgresql"):
+            pgtools_url = os.getenv("GOVOPLAN_DATABASE_URL_PGTOOLS")
+            if pgtools_url:
+                print(f"PostgreSQL tools URL: {pgtools_url}")
     if state.bootstrap_db_path is not None:
         bootstrap_state = "enabled" if getattr(state.config.settings, "dev_bootstrap_enabled", False) else "disabled by DEV_BOOTSTRAP_ENABLED"
         print(f"Dev bootstrap for missing SQLite DB: {bootstrap_state} ({state.bootstrap_db_path})")