feat(dbt-fal): cloud host resolution (#758)

* feat: resolve host=cloud to api.alpha.fal.ai

* feat: also resolve cloud-eu

docsite/docs/dbt-fal/cloud/using_fal_cloud.md

@@ -11,7 +11,7 @@ sidebar_position: 1
 Skip this step, if you already have the latest version of fal installed,
 
 ```bash
-pip install --upgrade fal
+pip install --upgrade fal[cloud]
 ```
 
 ## 1. Authenticate to fal cloud
@@ -45,7 +45,7 @@ fal_profile:
     fal_cloud:
       type: fal
       db_profile: db
-      host: api.alpha.fal.ai
+      host: cloud
       key_secret: MY_KEY_SECRET_VALUE
       key_id: MY_KEY_ID_VALUE
     db:
@@ -71,7 +71,7 @@ fal_profile:
     prod:
       type: fal
       db_profile: db
-      host: rooster.fal.ai:60005
+      host: cloud
       key_secret: MY_KEY_SECRET_VALUE
       key_id: MY_KEY_ID_VALUE
     db:

projects/adapter/src/dbt/adapters/fal_experimental/connections.py

@@ -8,6 +8,12 @@
 from dbt.fal.adapters.python import PythonConnectionManager
 
 
+DEFAULT_HOSTS = {
+    "cloud": "api.alpha.fal.ai",
+    "cloud-eu": "api.eu.fal.ai",
+}
+
+
 class TeleportTypeEnum(StrEnum):
     LOCAL = "local"
     REMOTE_S3 = "s3"
@@ -45,7 +51,7 @@ def cancel(self, connection):
 class FalCredentials(Credentials):
     default_environment: str = "local"
     teleport: Optional[TeleportCredentials] = None
-    host: str = ""
+    host: str = "cloud"
     key_secret: str = ""
     key_id: str = ""
 
@@ -54,6 +60,10 @@ class FalCredentials(Credentials):
     database: str = ""
     schema: str = ""
 
+    def __post_init__(self):
+        if self.host in list(DEFAULT_HOSTS.keys()):
+            self.host = DEFAULT_HOSTS[self.host]
+
     @property
     def type(self):
         return "fal_experimental"