feat: 安全应用采购规格解析结果 (#257)

client/src/db_schema.py

@@ -4,7 +4,7 @@
 ``MIGRATIONS`` 末尾增加版本，不能修改已经发布的迁移。
 """
 
-SCHEMA_VERSION = 5
+SCHEMA_VERSION = 6
 
 
 MIGRATION_1 = (
@@ -163,6 +163,47 @@ MIGRATION_5 = (
     """,
 )
 
+MIGRATION_6 = (
+    """
+    CREATE TABLE purchase_spec_resolutions (
+        id                       INTEGER PRIMARY KEY AUTOINCREMENT,
+        task_id                  INTEGER NOT NULL,
+        attempt_id               TEXT NOT NULL,
+        idempotency_key          TEXT NOT NULL UNIQUE,
+        request_json             TEXT NOT NULL,
+        request_hash             TEXT NOT NULL,
+        candidate_snapshot_hash  TEXT NOT NULL,
+        status                   TEXT NOT NULL DEFAULT 'pending'
+                                 CHECK (status IN ('pending', 'resolved')),
+        resolution_id            TEXT,
+        outcome                  TEXT CHECK (outcome IS NULL OR outcome IN (
+                                     'matched', 'uncertain', 'rejected', 'failed'
+                                 )),
+        source                   TEXT CHECK (source IS NULL OR source IN (
+                                     'rule', 'ai', 'reused'
+                                 )),
+        confidence_bps           INTEGER CHECK (
+                                     confidence_bps IS NULL OR
+                                     confidence_bps BETWEEN 0 AND 10000
+                                 ),
+        match_candidate_id       TEXT,
+        match_raw_text           TEXT,
+        match_options_json       TEXT,
+        reason                   TEXT,
+        resolved_at              TEXT,
+        received_at              TEXT,
+        created_at               TEXT NOT NULL,
+        updated_at               TEXT NOT NULL,
+        FOREIGN KEY (task_id) REFERENCES pdd_tasks(id) ON DELETE CASCADE,
+        UNIQUE (task_id, attempt_id, candidate_snapshot_hash)
+    )
+    """,
+    """
+    CREATE INDEX idx_purchase_spec_resolutions_attempt
+        ON purchase_spec_resolutions(attempt_id, id DESC)
+    """,
+)
+
 
 MIGRATIONS = {
     1: MIGRATION_1,
@@ -170,4 +211,5 @@ MIGRATIONS = {
     3: MIGRATION_3,
     4: MIGRATION_4,
     5: MIGRATION_5,
+    6: MIGRATION_6,
 }