feat: implement branch resource management (#19)

Author: sweatybridge

docs/resources/branch.md

@@ -0,0 +1,51 @@
+---
+# generated by https://github.com/hashicorp/terraform-plugin-docs
+page_title: "supabase_branch Resource - terraform-provider-supabase"
+subcategory: ""
+description: |-
+  Branch database resource
+---
+
+# supabase_branch (Resource)
+
+Branch database resource
+
+## Example Usage
+
+```terraform
+resource "supabase_branch" "new" {
+  parent_project_ref = "mayuaycdtijbctgqbycg"
+  git_branch         = "main"
+}
+```
+
+<!-- schema generated by tfplugindocs -->
+## Schema
+
+### Required
+
+- `git_branch` (String) Git branch
+- `parent_project_ref` (String) Parent project ref
+
+### Optional
+
+- `region` (String) Database region
+
+### Read-Only
+
+- `database` (Attributes) Database connection details (see [below for nested schema](#nestedatt--database))
+- `id` (String) Branch identifier
+
+<a id="nestedatt--database"></a>
+### Nested Schema for `database`
+
+Read-Only:
+
+- `host` (String) Host
+- `id` (String) Branch project ref
+- `jwt_secret` (String, Sensitive) JWT secret
+- `password` (String, Sensitive) Password
+- `port` (Number) Port
+- `status` (String) Status
+- `user` (String) User
+- `version` (String) Postgres version

examples/examples.go

@@ -7,6 +7,8 @@ var (
 	SettingsResourceConfig string
 	//go:embed resources/supabase_project/resource.tf
 	ProjectResourceConfig string
+	//go:embed resources/supabase_branch/resource.tf
+	BranchResourceConfig string
 	//go:embed data-sources/supabase_branch/data-source.tf
 	BranchDataSourceConfig string
 )

examples/resources/supabase_branch/resource.tf

@@ -0,0 +1,4 @@
+resource "supabase_branch" "new" {
+  parent_project_ref = "mayuaycdtijbctgqbycg"
+  git_branch         = "main"
+}