Adds script to fix links

$ cd uppy
$ ./bin/check-broken-links.sh

The broken links will be written to uppy/link_check_log.txt

This script has been tested on Mac OS only.

.gitignore

@@ -16,6 +16,7 @@ yarn-error.log
 .env
 tsconfig.tsbuildinfo
 tsconfig.build.tsbuildinfo
+link_check_log.txt
 
 dist/
 lib/

bin/check-broken-links.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+# Log file to store the results
+LOGFILE="link_check_log.txt"
+
+# Clear the log file if it exists
+> $LOGFILE
+
+# Base directory where you want to scan (the parent of bin)
+BASE_DIR="$(cd "$(dirname "$0")/.." && pwd)"
+
+# Find all .md files in the project directory and subdirectories, excluding node_modules
+find "$BASE_DIR" -path "$BASE_DIR/node_modules" -prune -o -print | while read -r file; do
+  echo "Scanning $file for broken links..."
+
+  # Make the file path relative to BASE_DIR to remove the './bin/../' part
+  real_file="${file#$BASE_DIR/}"
+
+  # Use sed to extract URLs from Markdown format ([text](url))
+  # This matches URLs within parentheses after a closing square bracket
+  sed -n 's/.*](\([^)]*\)).*/\1/p' "$file" | while IFS=: read -r url; do
+    # Get the line number by searching for the URL
+    line=$(grep -n "$url" "$file" | cut -d: -f1)
+
+    # Check if URL is valid by getting the HTTP status code
+    status_code=$(curl -o /dev/null --silent --head --write-out "%{http_code}" "$url")
+
+    # Print and log only if status is 404 (error)
+    if [ "$status_code" -eq 404 ]; then
+      output="Broken link found: File: $real_file | Line: $line | URL: $url | Status: ERROR (404)"
+      echo "$output" | tee -a $LOGFILE
+    fi
+  done
+done
+
+echo "Link check completed. Results saved in $LOGFILE." | tee -a $LOGFILE