Feat: add splitter (#10161)

### What problem does this PR solve?


### Type of change
- [x] New Feature (non-breaking change which adds functionality)

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Lynn <lynn_inf@hotmail.com>
Co-authored-by: chanx <1243304602@qq.com>
Co-authored-by: balibabu <cike8899@users.noreply.github.com>
Co-authored-by: 纷繁下的无奈 <zhileihuang@126.com>
Co-authored-by: huangzl <huangzl@shinemo.com>
Co-authored-by: writinwaters <93570324+writinwaters@users.noreply.github.com>
Co-authored-by: Wilmer <33392318@qq.com>
Co-authored-by: Adrian Weidig <adrianweidig@gmx.net>
Co-authored-by: Zhichang Yu <yuzhichang@gmail.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: Yongteng Lei <yongtengrey@outlook.com>
Co-authored-by: Liu An <asiro@qq.com>
Co-authored-by: buua436 <66937541+buua436@users.noreply.github.com>
Co-authored-by: BadwomanCraZY <511528396@qq.com>
Co-authored-by: cucusenok <31804608+cucusenok@users.noreply.github.com>
Co-authored-by: Russell Valentine <russ@coldstonelabs.org>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Billy Bao <newyorkupperbay@gmail.com>
Co-authored-by: Zhedong Cen <cenzhedong2@126.com>
Co-authored-by: TensorNull <129579691+TensorNull@users.noreply.github.com>
Co-authored-by: TensorNull <tensor.null@gmail.com>

rag/flow/tests/dsl_examples/general_pdf_all.json

@@ -44,20 +44,58 @@
                     "markdown"
                   ],
                   "output_format": "json"
+                },
+                "text": {
+                  "suffix": ["txt"],
+                  "output_format": "json"
+                },
+                "image": {
+                  "parse_method": "vlm",
+                  "llm_id":"glm-4.5v",
+                  "lang": "Chinese",
+                  "suffix": [
+                    "jpg",
+                    "jpeg",
+                    "png",
+                    "gif"
+                  ],
+                  "output_format": "text"
+                },
+                "audio": {
+                  "suffix": [
+                    "da",
+                    "wave",
+                    "wav",
+                    "mp3",
+                    "aac",
+                    "flac",
+                    "ogg",
+                    "aiff",
+                    "au",
+                    "midi",
+                    "wma",
+                    "realaudio",
+                    "vqf",
+                    "oggvorbis",
+                    "ape"
+                  ],
+                  "lang": "Chinese",
+                  "llm_id": "SenseVoiceSmall",
+                  "output_format": "json"
                 }
               }
-            }
           }
         },
-        "downstream": ["Chunker:0"],
+        "downstream": ["Splitter:0"],
         "upstream": ["Begin"]
     },
-    "Chunker:0": {
+    "Splitter:0": {
         "obj": {
-            "component_name": "Chunker",
+            "component_name": "Splitter",
             "params": {
-              "method": "general",
-              "auto_keywords": 5
+              "chunk_token_size": 512,
+              "delimiters": ["\n"],
+              "overlapped_percent": 0
             }
         },
         "downstream": ["Tokenizer:0"],