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index 937bc50d..0dbce7a5 100644
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diff --git a/02-the-filesystem.html b/02-the-filesystem.html
index 6d3e253a..477a4f9c 100644
--- a/02-the-filesystem.html
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+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>First use the <code>man</code> command to look at the options for
 <code>ls</code>.</p>
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 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>No: there <em>is</em> a directory <code>backup</code> in
 <code>/Users</code>.</li>
@@ -749,7 +749,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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index 160f32ef..6223a017 100644
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diff --git a/04-redirection.html b/04-redirection.html
index 74969bce..1f1662f5 100644
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@@ -1183,7 +1183,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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diff --git a/05-writing-scripts.html b/05-writing-scripts.html
index a2f0153a..739b297b 100644
--- a/05-writing-scripts.html
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   "dateCreated": "2015-03-24",
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diff --git a/06-organization.html b/06-organization.html
index 28428ae6..9285ac6e 100644
--- a/06-organization.html
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-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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@@ -723,7 +723,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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diff --git a/404.html b/404.html
index 62e27c8b..157a5cfd 100644
--- a/404.html
+++ b/404.html
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diff --git a/CODE_OF_CONDUCT.html b/CODE_OF_CONDUCT.html
index f09d9c92..9f6628bf 100644
--- a/CODE_OF_CONDUCT.html
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diff --git a/Extra_lesson.html b/Extra_lesson.html
index 535cac78..c08df938 100644
--- a/Extra_lesson.html
+++ b/Extra_lesson.html
@@ -715,7 +715,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
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   "dateCreated": "2015-03-24",
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-  "datePublished": "2024-04-30"
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diff --git a/LICENSE.html b/LICENSE.html
index 59a7ec75..145e092f 100644
--- a/LICENSE.html
+++ b/LICENSE.html
@@ -385,7 +385,7 @@ <h1>Licenses</h1>
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   "dateCreated": "2015-03-24",
   "dateModified": "2023-05-08",
-  "datePublished": "2024-04-30"
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diff --git a/aio.html b/aio.html
index 9c7ef73e..7aea69a3 100644
--- a/aio.html
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-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>First use the <code>man</code> command to look at the options for
 <code>ls</code>.</p>
@@ -1007,7 +1007,7 @@ <h3 class="callout-title">Navigating practice<a class="anchor" aria-label="ancho
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-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
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 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>No: there <em>is</em> a directory <code>backup</code> in
@@ -3653,7 +3653,7 @@ <h3 class="callout-title">Exercise<a class="anchor" aria-label="anchor" href="#e
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-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
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-  "dateModified": "2024-04-30",
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index 9c402120..21ae3ee8 100644
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diff --git a/etherpad_template.html b/etherpad_template.html
index 04a81354..2bbe504a 100644
--- a/etherpad_template.html
+++ b/etherpad_template.html
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diff --git a/images.html b/images.html
index 3975a959..13fd4e61 100644
--- a/images.html
+++ b/images.html
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   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
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diff --git a/index.html b/index.html
index 44341b93..1ba23609 100644
--- a/index.html
+++ b/index.html
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   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
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index dc2254b8..9c108a31 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
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-  "dateModified": "2024-04-30",
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diff --git a/instructor/01-introduction.html b/instructor/01-introduction.html
index dd07b48d..1a04fe52 100644
--- a/instructor/01-introduction.html
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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 <div class="codewrapper sourceCode" id="cb14">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -781,7 +781,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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index e0e74ac1..b870e0ca 100644
--- a/instructor/02-the-filesystem.html
+++ b/instructor/02-the-filesystem.html
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>First use the <code>man</code> command to look at the options for
 <code>ls</code>.</p>
@@ -510,7 +510,7 @@ <h3 class="callout-title">Navigating practice<a class="anchor" aria-label="ancho
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
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-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
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 <div class="codewrapper sourceCode" id="cb21">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -617,7 +617,7 @@ <h3 class="callout-title">Relative path resolution<a class="anchor" aria-label="
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-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>No: there <em>is</em> a directory <code>backup</code> in
 <code>/Users</code>.</li>
@@ -751,7 +751,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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diff --git a/instructor/03-working-with-files.html b/instructor/03-working-with-files.html
index fe5c2ebe..a07a91bf 100644
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diff --git a/instructor/04-redirection.html b/instructor/04-redirection.html
index 358e7750..1aa4f089 100644
--- a/instructor/04-redirection.html
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@@ -1185,7 +1185,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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   "dateCreated": "2015-03-24",
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diff --git a/instructor/05-writing-scripts.html b/instructor/05-writing-scripts.html
index 90696da1..12c75cad 100644
--- a/instructor/05-writing-scripts.html
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@@ -904,7 +904,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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diff --git a/instructor/06-organization.html b/instructor/06-organization.html
index 5f52979d..0d69d5c1 100644
--- a/instructor/06-organization.html
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-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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@@ -513,7 +513,7 @@ <h3 class="callout-title">Exercise<a class="anchor" aria-label="anchor" href="#e
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@@ -725,7 +725,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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   "dateModified": "2023-05-08",
-  "datePublished": "2024-04-30"
+  "datePublished": "2024-05-07"
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diff --git a/instructor/404.html b/instructor/404.html
index 5f7ea203..2fa274c3 100644
--- a/instructor/404.html
+++ b/instructor/404.html
@@ -314,8 +314,8 @@ <h1>Page not found</h1>
   "url": "https://datacarpentry.github.io/shell-genomics/instructor/404.html",
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/404.html",
   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
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diff --git a/instructor/CODE_OF_CONDUCT.html b/instructor/CODE_OF_CONDUCT.html
index 494f58ad..9b7bb5b9 100644
--- a/instructor/CODE_OF_CONDUCT.html
+++ b/instructor/CODE_OF_CONDUCT.html
@@ -336,7 +336,7 @@ <h1>Contributor Code of Conduct</h1>
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/CODE_OF_CONDUCT.html",
   "dateCreated": "2015-03-24",
   "dateModified": "2023-05-08",
-  "datePublished": "2024-04-30"
+  "datePublished": "2024-05-07"
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   </script><script>
diff --git a/instructor/Extra_lesson.html b/instructor/Extra_lesson.html
index 4810b0c7..4bca2fdf 100644
--- a/instructor/Extra_lesson.html
+++ b/instructor/Extra_lesson.html
@@ -717,7 +717,7 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/Extra_lesson.html",
   "dateCreated": "2015-03-24",
   "dateModified": "2023-05-08",
-  "datePublished": "2024-04-30"
+  "datePublished": "2024-05-07"
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diff --git a/instructor/LICENSE.html b/instructor/LICENSE.html
index 755e1971..cb2f1786 100644
--- a/instructor/LICENSE.html
+++ b/instructor/LICENSE.html
@@ -387,7 +387,7 @@ <h1>Licenses</h1>
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/LICENSE.html",
   "dateCreated": "2015-03-24",
   "dateModified": "2023-05-08",
-  "datePublished": "2024-04-30"
+  "datePublished": "2024-05-07"
 }
 
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diff --git a/instructor/aio.html b/instructor/aio.html
index 0e8c49bb..e1745844 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -628,7 +628,7 @@ <h3 class="callout-title">Challenge<a class="anchor" aria-label="anchor" href="#
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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@@ -911,7 +911,7 @@ <h3 class="callout-title">Finding hidden directories<a class="anchor" aria-label
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
 <div class="accordion-body">
 <p>First use the <code>man</code> command to look at the options for
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@@ -1015,7 +1015,7 @@ <h3 class="callout-title">Navigating practice<a class="anchor" aria-label="ancho
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-<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
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@@ -1126,7 +1126,7 @@ <h3 class="callout-title">Relative path resolution<a class="anchor" aria-label="
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-<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>No: there <em>is</em> a directory <code>backup</code> in
@@ -3665,7 +3665,7 @@ <h3 class="callout-title">Exercise<a class="anchor" aria-label="anchor" href="#e
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 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
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 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
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@@ -4000,8 +4000,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
+  "datePublished": "2024-05-07"
 }
 
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diff --git a/instructor/discuss.html b/instructor/discuss.html
index f43680a7..fc978803 100644
--- a/instructor/discuss.html
+++ b/instructor/discuss.html
@@ -329,7 +329,7 @@ <h1>Discussion</h1>
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/discuss.html",
   "dateCreated": "2015-03-24",
   "dateModified": "2023-05-08",
-  "datePublished": "2024-04-30"
+  "datePublished": "2024-05-07"
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diff --git a/instructor/etherpad_template.html b/instructor/etherpad_template.html
index f193a49b..7a1c1fd0 100644
--- a/instructor/etherpad_template.html
+++ b/instructor/etherpad_template.html
@@ -425,7 +425,7 @@ <h4 id="please-list-another-thing-you-found-less-useful-or-that-could-be-improve
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   "dateCreated": "2015-03-24",
   "dateModified": "2024-03-14",
-  "datePublished": "2024-04-30"
+  "datePublished": "2024-05-07"
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diff --git a/instructor/images.html b/instructor/images.html
index b4fa9982..09f6ee36 100644
--- a/instructor/images.html
+++ b/instructor/images.html
@@ -372,8 +372,8 @@ <h3 id="05-writing-scripts-figure-1">Figure 1</h3>
   "url": "https://datacarpentry.github.io/shell-genomics/instructor/images.html",
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/images.html",
   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
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diff --git a/instructor/index.html b/instructor/index.html
index 8babf120..4f58779b 100644
--- a/instructor/index.html
+++ b/instructor/index.html
@@ -440,8 +440,8 @@ <h3 class="callout-title">For Instructors<a class="anchor" aria-label="anchor" h
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   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
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diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index f620b449..e3a8957b 100644
--- a/instructor/instructor-notes.html
+++ b/instructor/instructor-notes.html
@@ -456,8 +456,8 @@ <h4 id="command-prompt-editing">Command Prompt Editing<a class="anchor" aria-lab
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   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/instructor-notes.html",
   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
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 }
 
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diff --git a/instructor/key-points.html b/instructor/key-points.html
index 9184b906..ebfea265 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -424,8 +424,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
   "url": "https://datacarpentry.github.io/shell-genomics/instructor/key-points.html",
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/key-points.html",
   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
+  "datePublished": "2024-05-07"
 }
 
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diff --git a/instructor/profiles.html b/instructor/profiles.html
index 77c0d329..62b1d63c 100644
--- a/instructor/profiles.html
+++ b/instructor/profiles.html
@@ -285,8 +285,8 @@ <h1>Learner Profiles</h1>
   "url": "https://datacarpentry.github.io/shell-genomics/instructor/profiles.html",
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/profiles.html",
   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
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 }
 
   </script><script>
diff --git a/instructor/reference.html b/instructor/reference.html
index b83f0cd9..4dfca303 100644
--- a/instructor/reference.html
+++ b/instructor/reference.html
@@ -606,7 +606,7 @@ <h3 id="high-throughput-sequencing">High-throughput sequencing<a class="anchor"
   "identifier": "https://datacarpentry.github.io/shell-genomics/instructor/reference.html",
   "dateCreated": "2015-03-24",
   "dateModified": "2023-05-08",
-  "datePublished": "2024-04-30"
+  "datePublished": "2024-05-07"
 }
 
   </script><script>
diff --git a/key-points.html b/key-points.html
index d6a21e06..874ea9fa 100644
--- a/key-points.html
+++ b/key-points.html
@@ -418,8 +418,8 @@ <h2 class="accordion-header" id="flush-headingTwelve">
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   "identifier": "https://datacarpentry.github.io/shell-genomics/key-points.html",
   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
+  "datePublished": "2024-05-07"
 }
 
   </script><script>
diff --git a/pkgdown.yml b/pkgdown.yml
index 17f52362..2681388f 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -2,5 +2,5 @@ pandoc: 3.1.11
 pkgdown: 2.0.9
 pkgdown_sha: ~
 articles: {}
-last_built: 2024-04-30T00:11Z
+last_built: 2024-05-07T00:13Z
 
diff --git a/profiles.html b/profiles.html
index b5e31f2d..46fd43a8 100644
--- a/profiles.html
+++ b/profiles.html
@@ -285,8 +285,8 @@ <h1>Learner Profiles</h1>
   "url": "https://datacarpentry.github.io/shell-genomics/profiles.html",
   "identifier": "https://datacarpentry.github.io/shell-genomics/profiles.html",
   "dateCreated": "2015-03-24",
-  "dateModified": "2024-04-30",
-  "datePublished": "2024-04-30"
+  "dateModified": "2024-05-07",
+  "datePublished": "2024-05-07"
 }
 
   </script><script>
diff --git a/reference.html b/reference.html
index 1fd51c50..3aaaeab0 100644
--- a/reference.html
+++ b/reference.html
@@ -604,7 +604,7 @@ <h3 id="high-throughput-sequencing">High-throughput sequencing<a class="anchor"
   "identifier": "https://datacarpentry.github.io/shell-genomics/reference.html",
   "dateCreated": "2015-03-24",
   "dateModified": "2023-05-08",
-  "datePublished": "2024-04-30"
+  "datePublished": "2024-05-07"
 }
 
   </script><script>