Port to GitHub actions & publish to Terraform registry (#39)

* Port to GitHub actions

* Fix

* Make docs terraform registry compatible

docs/resources/bitbucketserver_repository.md

@@ -0,0 +1,54 @@
+# Resource: bitbucketserver_repository
+
+Create a Bitbucket Repository.
+
+## Example Usage
+
+```hcl
+resource "bitbucketserver_repository" "test" {
+  project     = "MYPROJ"
+  name        = "test-01"
+  description = "Test repository"
+}
+```
+
+### Forking an existing repository
+
+```hcl
+resource "bitbucketserver_repository" "test" {
+  project                 = "MYPROJ"
+  name                    = "test-01"
+  description             = "Test repository"
+  fork_repository_project = "MY-ORIGIN-PROJ"
+  fork_repository_slug    = "MY-ORIGIN-REPO"
+}
+```
+
+> Note: Both `fork_repository_project` and `fork_repository_slug` are required to specified the origin repository to fork.
+
+## Argument Reference
+
+* `project` - Required. Name of the project to create the repository in.
+* `name` - Required. Name of the repository.
+* `slug` - Optional. Slug to use for the repository. Calculated if not defined.
+* `description` - Optional. Description of the repository.
+* `forkable` - Optional. Enable/disable forks of this repository. Default `true`
+* `public` - Optional. Determine if this repository is public. Default `false`
+* `enable_git_lfs` - Optional. Enable git-lfs for this repository. Default `false`
+* `fork_repository_project` - Optional. Use this to fork an existing repository from the given project.
+* `fork_repository_slug` - Optional. Use this to fork an existing repository from the given repository.
+
+## Attribute Reference
+
+Additional to the above, the following attributes are emitted:
+
+* `clone_ssh` - URL for SSH cloning of the repository.
+* `clone_https` - URL for HTTPS cloning of the repository.
+
+## Import
+
+Import a repository using the project key and repository slug:
+
+```
+terraform import bitbucketserver_repository.test MYPROJ/test-01
+```