Merge branch 'main' into add-intergalactic-transmission

Author: jagdish-15

.github/workflows/java.yml

@@ -13,7 +13,7 @@ on:
 jobs:
   build:
     name: Check if tests compile cleanly with starter sources
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - name: Set up JDK 1.17
@@ -27,7 +27,7 @@ jobs:
 
   lint:
     name: Lint Java files using Checkstyle
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - name: Set up JDK 1.17
@@ -41,7 +41,7 @@ jobs:
 
   test:
     name: Test all exercises using java-test-runner
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - name: Test all exercises using java-test-runner

.github/workflows/markdown.yml

@@ -15,7 +15,7 @@ permissions:
 jobs:
   lint:
     name: Lint Markdown files
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
       - name: Lint markdown

exercises/practice/luhn/.docs/instructions.md

@@ -41,7 +41,7 @@ If the sum is evenly divisible by 10, the original number is valid.
 
 ### Invalid Canadian SIN
 
-The number to be checked is `066 123 468`.
+The number to be checked is `066 123 478`.
 
 We start at the end of the number and double every second digit, beginning with the second digit from the right and moving left.
 

exercises/practice/piecing-it-together/.meta/config.json

@@ -14,6 +14,9 @@
     ],
     "editor": [
       "src/main/java/JigsawInfo.java"
+    ],
+    "invalidator": [
+      "build.gradle"
     ]
   },
   "blurb": "Fill in missing jigsaw puzzle details from partial data",

exercises/practice/swift-scheduling/.meta/config.json

@@ -11,6 +11,9 @@
     ],
     "example": [
       ".meta/src/reference/java/SwiftScheduling.java"
+    ],
+    "invalidator": [
+      "build.gradle"
     ]
   },
   "blurb": "Convert delivery date descriptions to actual delivery dates.",