chore: setup project for multi-cradle hls

We might not need all files added to components, but we might as well
since it gives us the possibility to open any file in our editors and
LSP will automatically figure out what component it belongs to.

aoc25.cabal

@@ -53,27 +53,52 @@ extra-doc-files:    CHANGELOG.md
 common warnings
     ghc-options: -Wall
 
-executable aoc25
+executable day1
-    -- Import common warning flags.
     import:           warnings
-
+    main-is:          Day1.hs
-    -- .hs or .lhs file containing the Main module.
-    main-is:          Main.hs
-
-    -- Modules included in this executable, other than Main.
-    -- other-modules:
-
-    -- LANGUAGE extensions used by modules in this package.
-    -- other-extensions:
-
-    -- Other library packages from which modules are imported.
     build-depends:    base ^>=4.20.2,
                       containers >= 0.6.7
-
-    -- Directories containing source files.
     hs-source-dirs:   app
+    default-language: GHC2021
 
-    -- Base language which the package is written in.
+executable day2
+    import:           warnings
+    main-is:          Day2.hs
+    build-depends:    base ^>=4.20.2,
+                      containers >= 0.6.7
+    hs-source-dirs:   app
+    default-language: GHC2021
+
+executable day3
+    import:           warnings
+    main-is:          Day3.hs
+    build-depends:    base ^>=4.20.2,
+                      containers >= 0.6.7
+    hs-source-dirs:   app
+    default-language: GHC2021
+
+executable day4
+    import:           warnings
+    main-is:          Day4.hs
+    build-depends:    base ^>=4.20.2,
+                      containers >= 0.6.7
+    hs-source-dirs:   app
+    default-language: GHC2021
+
+executable day5
+    import:           warnings
+    main-is:          Day5.hs
+    build-depends:    base ^>=4.20.2,
+                      containers >= 0.6.7
+    hs-source-dirs:   app
+    default-language: GHC2021
+
+executable day6
+    import:           warnings
+    main-is:          Day6.hs
+    build-depends:    base ^>=4.20.2,
+                      containers >= 0.6.7
+    hs-source-dirs:   app
     default-language: GHC2021
 
 executable day7
@@ -91,3 +116,11 @@ executable day8
                       containers >= 0.6.7
     hs-source-dirs:   app
     default-language: GHC2021
+
+executable day9
+    import:           warnings
+    main-is:          Day9.hs
+    build-depends:    base ^>=4.20.2,
+                      containers >= 0.6.7
+    hs-source-dirs:   app
+    default-language: GHC2021

app/Main.hs

@@ -1,4 +0,0 @@
-module Main where
-
-main :: IO ()
-main = putStrLn "Hello, Haskell!"

hie.yaml

@@ -0,0 +1,20 @@
+cradle:
+  stack:
+    - path: "./app/Day1.hs"
+      component: "aoc25:exe:day1"
+    - path: "./app/Day2.hs"
+      component: "aoc25:exe:day2"
+    - path: "./app/Day3.hs"
+      component: "aoc25:exe:day3"
+    - path: "./app/Day4.hs"
+      component: "aoc25:exe:day4"
+    - path: "./app/Day5.hs"
+      component: "aoc25:exe:day5"
+    - path: "./app/Day6.hs"
+      component: "aoc25:exe:day6"
+    - path: "./app/Day7.hs"
+      component: "aoc25:exe:day7"
+    - path: "./app/Day8.hs"
+      component: "aoc25:exe:day8"
+    - path: "./app/Day9.hs"
+      component: "aoc25:exe:day9"