fix: markdown autolinking with images

Cargo.lock

@@ -3353,7 +3353,7 @@ dependencies = [
 
 [[package]]
 name = "tetratto-shared"
-version = "12.0.3"
+version = "12.0.4"
 dependencies = [
  "ammonia",
  "chrono",

crates/shared/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "tetratto-shared"
 description = "Shared stuff for Tetratto"
-version = "12.0.3"
+version = "12.0.4"
 edition = "2024"
 authors.workspace = true
 repository.workspace = true

crates/shared/src/markdown.rs

@@ -173,17 +173,20 @@ pub fn parse_alignment(input: &str) -> String {
 }
 
 /// Adapted from <https://git.cypr.io/oz/autolink-rust>.
+///
+/// The only real change here is that autolinks require a whitespace OR end the
+/// end of the pattern to match here.
 pub fn autolinks(input: &str) -> String {
     if input.len() == 0 {
         return String::new();
     }
 
     let pattern = regex::Regex::new(
-        r"(?ix)\b(([\w-]+://?|www[.])[^\s()<>]+(?:\([\w\d]+\)|([^[:punct:]\s]|/)))",
+        r"(?ix)\b(([\w-]+://?|www[.])[^\s()<>]+(?:\([\w\d]+\)|([^[:punct:]\s]|/)))(\s|$)",
     )
     .unwrap();
 
     pattern
-        .replace_all(input, "<a href=\"$0\">$0</a>")
+        .replace_all(input, "<a href=\"$0\">$0</a> ")
         .to_string()
 }