feat(knowledge): add configuration components and refactor general form

feat(hooks): add llm-related hooks and constants
docs: add architecture analysis for reference projects

src/pages/knowledge/configuration/qa.tsx

@@ -0,0 +1,45 @@
+import React from 'react';
+import {
+  Box,
+  Typography,
+  TextField,
+} from '@mui/material';
+import { useFormContext, Controller } from 'react-hook-form';
+import { ConfigurationFormContainer, MainContainer } from './configuration-form-container';
+
+export function QAConfiguration() {
+  const { control } = useFormContext();
+
+  return (
+    <ConfigurationFormContainer>
+      <MainContainer>
+        {/* 标签数量 */}
+        <Box>
+          <Typography variant="h6" gutterBottom>
+            Top N 标签数量
+          </Typography>
+          <Controller
+            name="parser_config.topn_tags"
+            control={control}
+            render={({ field }) => (
+              <TextField
+                {...field}
+                type="number"
+                fullWidth
+                label="标签数量"
+                inputProps={{ min: 1, max: 10 }}
+                onChange={(e) => field.onChange(parseInt(e.target.value))}
+              />
+            )}
+          />
+        </Box>
+
+        <Box>
+          <Typography variant="body2" color="text.secondary">
+            Q&A解析器专门用于处理问答格式的文档，会自动识别问题和答案的结构。
+          </Typography>
+        </Box>
+      </MainContainer>
+    </ConfigurationFormContainer>
+  );
+}