Axe some dead code

app/repository/channels.py

@@ -68,31 +68,6 @@ class ChannelRepository:
             for row in rows
         ]
 
-    @staticmethod
-    async def get_on_radio() -> list[Channel]:
-        """Return channels currently marked as resident on the radio in the database."""
-        cursor = await db.conn.execute(
-            """
-            SELECT key, name, is_hashtag, on_radio, flood_scope_override, path_hash_mode_override, last_read_at
-            FROM channels
-            WHERE on_radio = 1
-            ORDER BY name
-            """
-        )
-        rows = await cursor.fetchall()
-        return [
-            Channel(
-                key=row["key"],
-                name=row["name"],
-                is_hashtag=bool(row["is_hashtag"]),
-                on_radio=bool(row["on_radio"]),
-                flood_scope_override=row["flood_scope_override"],
-                path_hash_mode_override=row["path_hash_mode_override"],
-                last_read_at=row["last_read_at"],
-            )
-            for row in rows
-        ]
-
     @staticmethod
     async def delete(key: str) -> None:
         """Delete a channel by key."""

app/repository/raw_packets.py

@@ -172,12 +172,3 @@ class RawPacketRepository:
         cursor = await db.conn.execute("DELETE FROM raw_packets WHERE message_id IS NOT NULL")
         await db.conn.commit()
         return cursor.rowcount
-
-    @staticmethod
-    async def get_undecrypted_text_messages() -> list[tuple[int, bytes, int]]:
-        """Get all undecrypted TEXT_MESSAGE packets as (id, data, timestamp) tuples.
-
-        Filters raw packets to only include those with PayloadType.TEXT_MESSAGE (0x02).
-        These are direct messages that can be decrypted with contact ECDH keys.
-        """
-        return [packet async for packet in RawPacketRepository.stream_undecrypted_text_messages()]