feat(ssa): Complete T-test end-to-end testing with 9 bug fixes - Phase 1 core 85% complete. R service: missing value auto-filter. Backend: error handling, variable matching, dynamic filename. Frontend: module activation, session isolation, error propagation. Full flow verified.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/src/modules/ssa/validators/planSchema.ts

@@ -0,0 +1,42 @@
+/**
+ * SSA 计划验证 Schema (Zod)
+ */
+
+import { z } from 'zod';
+
+// 护栏配置 Schema
+export const guardrailConfigSchema = z.object({
+  name: z.string(),
+  check_code: z.string().optional(),
+  threshold: z.string().optional(),
+  action_type: z.enum(['Block', 'Warn', 'Switch']).default('Warn'),
+  action_target: z.string().optional(),
+  status: z.enum(['pending', 'passed', 'failed', 'switched']).default('pending')
+});
+
+// 分析计划 Schema
+export const analysisPlanSchema = z.object({
+  tool_code: z.string().regex(/^ST_[A-Z_]+$/, 'tool_code must match ST_XXX pattern'),
+  tool_name: z.string().min(1),
+  reasoning: z.string(),
+  params: z.record(z.any()),
+  guardrails: z.array(guardrailConfigSchema).optional(),
+  confidence: z.number().min(0).max(1).optional()
+});
+
+// 执行请求 Schema
+export const executeRequestSchema = z.object({
+  plan: analysisPlanSchema,
+  confirm: z.boolean().default(true)
+});
+
+// 咨询消息 Schema
+export const consultMessageSchema = z.object({
+  message: z.string().min(1, 'Message cannot be empty')
+});
+
+// 类型导出
+export type GuardrailConfig = z.infer<typeof guardrailConfigSchema>;
+export type AnalysisPlan = z.infer<typeof analysisPlanSchema>;
+export type ExecuteRequest = z.infer<typeof executeRequestSchema>;
+export type ConsultMessage = z.infer<typeof consultMessageSchema>;