refactor(blogo,plugins,plaintext): move plaintext renderer to dedicated file

blogo/plugin_plaintext.go

@@ -1,3 +1,18 @@
+// Copyright 2025-present Gustavo "Guz" L. de Mello
+// Copyright 2025-present The Lored.dev Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package blogo
 
 import (
@@ -14,7 +29,7 @@ func NewPlainTextRenderer() Plugin {
 }
 
 func (p *painTextRenderer) Name() string {
-	return "blogo-renderer-plaintext"
+	return "blogo-plaintext-renderer"
 }
 
 func (p *painTextRenderer) Render(f fs.File, w io.Writer) error {