chore: prepare repository for publishing

db/migrations/003_phase2_region_pricing_metadata.sql

@@ -0,0 +1,74 @@
+-- Phase 2: region_pricing 扩展来源区分与免费额度元数据
+
+ALTER TABLE region_pricing
+    ADD COLUMN IF NOT EXISTS source_type TEXT NOT NULL DEFAULT 'official',
+    ADD COLUMN IF NOT EXISTS free_quota TEXT,
+    ADD COLUMN IF NOT EXISTS free_limitations TEXT NOT NULL DEFAULT '[]',
+    ADD COLUMN IF NOT EXISTS rate_limit TEXT NOT NULL DEFAULT '{}';
+
+DO $$
+BEGIN
+    IF NOT EXISTS (
+        SELECT 1
+        FROM pg_constraint
+        WHERE conname = 'chk_region_pricing_source_type'
+    ) THEN
+        ALTER TABLE region_pricing
+            ADD CONSTRAINT chk_region_pricing_source_type
+            CHECK (source_type IN ('official', 'reseller', 'free_tier'));
+    END IF;
+END
+$$;
+
+UPDATE region_pricing rp
+SET
+    source_type = CASE
+        WHEN rp.is_free THEN 'free_tier'
+        WHEN lower(coalesce(o.name, '')) IN (
+            'openrouter',
+            'siliconflow',
+            'together ai',
+            'groq',
+            'baidu qianfan',
+            'alibaba bailian',
+            'tencent cloud',
+            'huawei cloud'
+        ) THEN 'reseller'
+        ELSE 'official'
+    END,
+    free_quota = CASE
+        WHEN rp.is_free AND coalesce(rp.free_quota, '') = '' THEN 'Imported free-tier pricing entry'
+        ELSE rp.free_quota
+    END,
+    free_limitations = CASE
+        WHEN coalesce(rp.free_limitations, '') = '' THEN '[]'
+        ELSE rp.free_limitations
+    END,
+    rate_limit = CASE
+        WHEN coalesce(rp.rate_limit, '') = '' THEN '{}'
+        ELSE rp.rate_limit
+    END
+FROM operator o
+WHERE rp.operator_id = o.id;
+
+UPDATE region_pricing
+SET
+    source_type = CASE
+        WHEN is_free THEN 'free_tier'
+        ELSE source_type
+    END,
+    free_quota = CASE
+        WHEN is_free AND coalesce(free_quota, '') = '' THEN 'Imported free-tier pricing entry'
+        ELSE free_quota
+    END,
+    free_limitations = CASE
+        WHEN coalesce(free_limitations, '') = '' THEN '[]'
+        ELSE free_limitations
+    END,
+    rate_limit = CASE
+        WHEN coalesce(rate_limit, '') = '' THEN '{}'
+        ELSE rate_limit
+    END
+WHERE operator_id IS NULL;
+
+CREATE INDEX IF NOT EXISTS idx_region_pricing_source_type ON region_pricing(source_type);