feat(core): initialize project structure, postgres schema and docker setup

tests/test_db.py

@@ -0,0 +1,63 @@
+import asyncio
+import os
+import tempfile
+from db.database import init_db
+from db.repository import Repository
+
+async def run_tests():
+    with tempfile.NamedTemporaryFile(suffix=".db") as tmp:
+        db_path = tmp.name
+        print(f"Testing DB on {db_path}...")
+        await init_db(db_path)
+        repo = Repository(db_path)
+
+        # 1. Test Sources
+        s_id = await repo.add_source(-1001234567890, "Source Tech", "source_tech")
+        sources = await repo.get_active_sources()
+        assert len(sources) == 1
+        assert sources[0].channel_id == -1001234567890
+
+        # 2. Test Targets
+        t_id = await repo.add_target(-1009876543210, "Target Channel", "target_chan", post_interval_min=15)
+        targets = await repo.get_active_targets()
+        assert len(targets) == 1
+        assert targets[0].post_interval_min == 15
+
+        # 3. Test Raw Post & Deduplication
+        post_id = await repo.create_raw_post(
+            source_channel_id=-1001234567890,
+            source_message_id=101,
+            raw_text="Breaking news: AI update released!",
+            content_hash="hash_12345",
+            is_duplicate=False
+        )
+        assert post_id is not None
+
+        # Check duplicate lookup
+        dup_match = await repo.find_duplicate_post("hash_12345")
+        assert dup_match is not None
+        assert dup_match.id == post_id
+
+        # 4. Test AI update & Approval flow
+        await repo.update_ai_result(post_id, subject="AI/Tech", ai_text="Rewritten: AI update is now live!", suggested_target_id=t_id)
+        pending_review = await repo.get_posts_by_status("pending_review")
+        assert len(pending_review) == 1
+        assert pending_review[0].subject == "AI/Tech"
+
+        await repo.approve_post(post_id, target_channel_id=t_id)
+        approved_post = await repo.get_next_approved_post_for_target(t_id)
+        assert approved_post is not None
+        assert approved_post.id == post_id
+
+        await repo.mark_post_published(post_id)
+        assert await repo.get_next_approved_post_for_target(t_id) is None
+
+        # 5. Settings
+        await repo.set_setting("system_prompt", "You are a professional editor.")
+        val = await repo.get_setting("system_prompt")
+        assert val == "You are a professional editor."
+
+        print("All database tests passed successfully!")
+
+if __name__ == "__main__":
+    asyncio.run(run_tests())