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

examples/resources/gitea_git_hook/post-receive.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+while read oldrev newrev refname
+do
+    branch=$(git rev-parse --symbolic --abbrev-ref $refname)
+    if [ "master" = "$branch" ]; then
+        # Do something
+    fi
+done

examples/resources/gitea_git_hook/resource.tf

@@ -0,0 +1,15 @@
+resource "gitea_org" "test_org" {
+  name = "test-org"
+}
+
+resource "gitea_repository" "org_repo" {
+  username = gitea_org.test_org.name
+  name     = "org-test-repo"
+}
+
+resource "gitea_git_hook" "org_repo_post_receive" {
+  name    = "post-receive"
+  user    = gitea_org.test_org.name
+  repo    = gitea_repository.org_repo.name
+  content = file("${path.module}/post-receive.sh")
+}