feat(blocks): Add Word Character Count Block (#8781)

* Adds Word Character Count Block

Co-Authored-By: SerchioSD <69461657+serchiosd@users.noreply.github.com>

* update test_output

---------

Co-authored-by: SerchioSD <69461657+serchiosd@users.noreply.github.com>

autogpt_platform/backend/backend/blocks/count_words_and_char_block.py

@@ -0,0 +1,43 @@
+from backend.data.block import Block, BlockCategory, BlockOutput, BlockSchema
+from backend.data.model import SchemaField
+
+
+class WordCharacterCountBlock(Block):
+    class Input(BlockSchema):
+        text: str = SchemaField(
+            description="Input text to count words and characters",
+            placeholder="Enter your text here",
+            advanced=False,
+        )
+
+    class Output(BlockSchema):
+        word_count: int = SchemaField(description="Number of words in the input text")
+        character_count: int = SchemaField(
+            description="Number of characters in the input text"
+        )
+        error: str = SchemaField(
+            description="Error message if the counting operation failed"
+        )
+
+    def __init__(self):
+        super().__init__(
+            id="ab2a782d-22cf-4587-8a70-55b59b3f9f90",
+            description="Counts the number of words and characters in a given text.",
+            categories={BlockCategory.TEXT},
+            input_schema=WordCharacterCountBlock.Input,
+            output_schema=WordCharacterCountBlock.Output,
+            test_input={"text": "Hello, how are you?"},
+            test_output=[("word_count", 4), ("character_count", 19)],
+        )
+
+    def run(self, input_data: Input, **kwargs) -> BlockOutput:
+        try:
+            text = input_data.text
+            word_count = len(text.split())
+            character_count = len(text)
+
+            yield "word_count", word_count
+            yield "character_count", character_count
+
+        except Exception as e:
+            yield "error", str(e)