trying a simple shell script and fixing archives

shell/email_processor.awk

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+#!/usr/bin/awk -f
+
+# Primary email processor using AWK
+# Lightweight, portable text processing for cleaning up email content
+
+{
+    # Remove URL defense wrappers step by step
+    gsub(/https:\/\/urldefense\.com\/v3\/__/, "")
+    gsub(/__[^[:space:]]*/, "")
+    
+    # Extract and shorten URLs to domains
+    # This processes all URLs in the line
+    while (match($0, /https?:\/\/[^\/[:space:]]+/)) {
+        url = substr($0, RSTART, RLENGTH)
+        # Extract domain (remove protocol)
+        domain = url
+        gsub(/^https?:\/\//, "", domain)
+        # Replace this URL with [domain]
+        sub(url, "[" domain "]", $0)
+    }
+    
+    # Remove any remaining URL paths after domain extraction
+    gsub(/\][^[:space:]]*/, "]")
+    
+    # Remove mailto links
+    gsub(/mailto:[^[:space:]]*/, "")
+    
+    # Clean up email headers - make them bold
+    if (/^From:/) { gsub(/^From:[[:space:]]*/, "**From:** ") }
+    if (/^To:/) { gsub(/^To:[[:space:]]*/, "**To:** ") }
+    if (/^Subject:/) { gsub(/^Subject:[[:space:]]*/, "**Subject:** ") }
+    if (/^Date:/) { gsub(/^Date:[[:space:]]*/, "**Date:** ") }
+    
+    # Skip empty lines
+    if (/^[[:space:]]*$/) next
+    
+    print
+}