lerentis's changes (#12)

Changes from lerentis's fork.

Co-authored-by: Tobias Trabelsi <lerentis@uploadfilter24.eu>
Reviewed-on: https://gitea.com/gitea/terraform-provider-gitea/pulls/12

docs/resources/fork.md

@@ -0,0 +1,61 @@
+---
+# generated by https://github.com/hashicorp/terraform-plugin-docs
+page_title: "gitea_fork Resource - terraform-provider-gitea"
+subcategory: ""
+description: |-
+  gitea_fork manages repository fork to the current user or an organisation
+  Forking a repository to a dedicated user is currently unsupported
+  Creating a fork using this resource without an organisation will create the fork in the executors name
+---
+
+# gitea_fork (Resource)
+
+`gitea_fork` manages repository fork to the current user or an organisation
+Forking a repository to a dedicated user is currently unsupported
+Creating a fork using this resource without an organisation will create the fork in the executors name
+
+## Example Usage
+
+```terraform
+resource "gitea_org" "org1" {
+  name = "org1"
+}
+
+resource "gitea_org" "org2" {
+  name = "org2"
+}
+
+resource "gitea_repository" "repo1_in_org1" {
+  username = gitea_org.org1.name
+  name     = "repo1-in-org1"
+}
+
+resource "gitea_fork" "user_fork_of_repo1_in_org1" {
+  owner = gitea_org.org1.name
+  repo  = gitea_repository.repo1_in_org1.name
+}
+
+resource "gitea_fork" "org2_fork_of_repo1_in_org1" {
+  owner        = gitea_org.org1.name
+  repo         = gitea_repository.repo1_in_org1.name
+  organization = gitea_org.org2.name
+}
+```
+
+<!-- schema generated by tfplugindocs -->
+## Schema
+
+### Required
+
+- `owner` (String) The owner or owning organization of the repository to fork
+- `repo` (String) The name of the repository to fork
+
+### Optional
+
+- `organization` (String) The organization that owns the forked repo
+
+### Read-Only
+
+- `id` (String) The ID of this resource.
+
+