Bump opium to remove dependency on postgresql-libpq

app/Main.hs

@@ -2,13 +2,13 @@
 
 module Main (main) where
 
-import Database.PostgreSQL.LibPQ (connectdb)
+import qualified Database.PostgreSQL.Opium as Opium
 
 import qualified Yore.DB
 
 main :: IO ()
 main = do
-  conn <- connectdb "host=localhost port=5432"
+  conn <- Opium.connect "host=localhost port=5432"
   result <- Yore.DB.getTables conn
 
   case result of

flake.lock

@@ -64,11 +64,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1752596794,
-        "narHash": "sha256-1J3tNaosj3DCQuzDCPdbEbOd5ZQuqIOAVD7o5hFNx+g=",
+        "lastModified": 1752614832,
+        "narHash": "sha256-rwLQ1xsYus6on4PSTwM2ti36Iwk5gr9lDKwFOZ451OI=",
         "ref": "main",
-        "rev": "3879c2603fa124087a3ed810903bf75d38a27598",
-        "revCount": 56,
+        "rev": "2fddc958b9e6b616f89570dfa44503bccd165c02",
+        "revCount": 59,
         "type": "git",
         "url": "https://git.pbrinkmeier.de/paul/opium"
       },

src/Yore/DB.hs

@@ -5,7 +5,6 @@ module Yore.DB
   , getTables
 ) where
 
-import Database.PostgreSQL.LibPQ (Connection)
 import GHC.Generics (Generic)
 
 import qualified Database.PostgreSQL.Opium as Opium
@@ -17,5 +16,5 @@ data Table = Table
 
 instance Opium.FromRow Table
 
-getTables :: Connection -> IO (Either Opium.Error [Table])
+getTables :: Opium.Connection -> IO (Either Opium.Error [Table])
 getTables = Opium.fetch_ "SELECT table_schema AS schema, table_name AS name FROM information_schema.tables"

src/Yore/Repl.hs

@@ -2,12 +2,10 @@
 
 module Yore.Repl (connect, exec) where
 
-import qualified Database.PostgreSQL.LibPQ as LibPQ
+import qualified Database.PostgreSQL.Opium as Opium
 
-import Database.PostgreSQL.LibPQ (Connection)
+connect :: IO Opium.Connection
+connect = Opium.connect "host=localhost"
 
-connect :: IO Connection
-connect = LibPQ.connectdb "host=localhost"
-
-exec :: (Connection -> IO a) -> IO a
+exec :: (Opium.Connection -> IO a) -> IO a
 exec f = f =<< connect

yore.cabal

@@ -38,7 +38,6 @@ library
   build-depends:
       base >=4.18 && <5
     , opium
-    , postgresql-libpq
 
 executable yore
   import: shared-options
@@ -57,7 +56,6 @@ executable yore
     , bytestring
     , http-media
     , opium
-    , postgresql-libpq
     , servant-server
     , text
     , wai