lots of langfilter stuff, mostly lántas script

langfilter/langfilter.cabal

@@ -9,9 +9,13 @@ maintainer: Rhiannon Morris <rhi@rhiannon.website>
 
 executable langfilter
   hs-source-dirs: .
-  main-is: langfilter.hs
+  main-is: Main.hs
   other-modules:
-    Ebnf
+    Lang,
+    Ebnf,
+    Spans,
+    LaantasImage,
+    Glosses
   ghc-options:
     -Wall -Wno-missing-signatures -Wno-missing-pattern-synonym-signatures
     -Wno-name-shadowing
@@ -19,12 +23,20 @@ executable langfilter
   default-language: Haskell2010
   default-extensions:
     BlockArguments,
+    ConstraintKinds,
     LambdaCase,
+    FlexibleContexts,
+    ImplicitParams,
+    MonadComprehensions,
     OverloadedStrings,
     PatternSynonyms,
+    RecordWildCards,
     ViewPatterns
   build-depends:
     base ^>= 4.14.0.0,
+    containers ^>= 0.6.2.1,
+    filepath ^>= 1.4.2.1,
+    process ^>= 1.6.11.0,
     pandoc-types ^>= 1.22,
     text,
     pretty-show ^>= 1.10