Relax title, section and task names

As of Mermaid 10.8, these characters are no longer unsafe.

See:
* mermaid-js/mermaid#1981
* mermaid-js/mermaid#5095
* https://github.com/mermaid-js/mermaid/releases/tag/v10.8.0

test/data/pcolby-ww-7763520889.pre

@@ -0,0 +1,10 @@
+---
+displayMode: compact
+---
+gantt
+  title Test (run 7763520889, attempt 1)
+  dateFormat YYYY-MM-DDTHH:MM:SS.SSSZ
+  %% https://github.com/pcolby/ww/actions/runs/7763520889
+
+  section check
+  Set up job :2024-02-03T12:20:33.000+11:00, 1s

test/data/pcolby-ww-7763520889.txt

@@ -2,9 +2,9 @@
 displayMode: compact
 ---
 gantt
-  title Test (run 7763520889, attempt 1)
+  title #;#;Test#;#; (run 7763520889, attempt 1)
   dateFormat YYYY-MM-DDTHH:MM:SS.SSSZ
   %% https://github.com/pcolby/ww/actions/runs/7763520889
 
-  section check
-  Set up job :2024-02-03T12:20:33.000+11:00, 1s
+  section #;#;check#;#;
+  #;#;Set up job#;#; :2024-02-03T12:20:33.000+11:00, 1s

test/test.sh

@@ -17,5 +17,10 @@ while IFS= read -d '' -r fileName; do
   export TEST_RUN_FILE="${fileName}" TEST_JOBS_FILE="${fileName%.json}-jobs.json"
   "${PROJECT_SOURCE_DIR}/ww.sh" "${owner}" "${repo}" "${runId}" "${attemptNumber}" >| "${fileName%.json}.out"
   diff --color=auto --unified "${fileName%.json}".{txt,out}
+  [[ ! -e "${fileName%.json}.pre" ]] || {
+    echo "Test: ${testName}-pre"
+    PRE_MERMAID_10_8=true "${PROJECT_SOURCE_DIR}/ww.sh" "${owner}" "${repo}" "${runId}" "${attemptNumber}" >| "${fileName%.json}.out"
+    diff --color=auto --unified "${fileName%.json}".{pre,out}
+  }
 done < <(find "${TEST_DATA_DIR}" -name '*.json' -not -name '*-jobs.json' -print0 || :)
 echo 'All tests passed.'

ww.sh

@@ -33,8 +33,8 @@ readonly API_PATH="/repos/${owner}/${repo}/actions/runs/${runId}${attemptNumber:
 # Generate Mermaid Gantt chart header.
 [[ -v TEST_RUN_FILE ]] && workflowRun=$(cat "${TEST_RUN_FILE}") || workflowRun=$(gh api "${API_PATH}")
 #jq . <<< "$workflowRun" >| "./test/data/$owner-$repo-$runId${attemptNumber:+-${attemptNumber}}.json"
-jq -er --arg displayMode "${DISPLAY_MODE}" "$(cat <<-"-" || :
-        def safe(s): s|gsub("[;#]";""); # Note, `:` is ok in titles.
+jq -er --arg displayMode "${DISPLAY_MODE}" --arg unsafeChars "${PRE_MERMAID_10_8:+;#}" "$(cat <<-"-" || :
+	def safe(s): if ($unsafeChars|length) > 0 then s|gsub("[;#]";"") else s end;
 	"---\ndisplayMode: " + $displayMode + "\n---\ngantt\n" +
 	"  title " + safe(.name) + " (run " + (.id|tostring) + ", attempt " + (.run_attempt|tostring) + ")\n" +
 	"  dateFormat YYYY-MM-DDTHH:MM:SS.SSSZ\n  %% "+ .html_url
@@ -44,10 +44,10 @@ jq -er --arg displayMode "${DISPLAY_MODE}" "$(cat <<-"-" || :
 # Generate Mermaid Gantt chart sections.
 [[ -v TEST_JOBS_FILE ]] && workflowRunJobs=$(cat "${TEST_JOBS_FILE}") || workflowRunJobs=$(gh api "${API_PATH}/jobs" --paginate)
 #jq . <<< "$workflowRunJobs" >| "./test/data/$owner-$repo-$runId${attemptNumber:+-${attemptNumber}}-jobs.json"
-jq -er --argjson minStepDuration "${MIN_STEP_DURATION}" "$(cat <<-"-" || :
+jq -er --argjson minStepDuration "${MIN_STEP_DURATION}" --arg unsafeChars ":${PRE_MERMAID_10_8:+;#}" "$(cat <<-"-" || :
 	def isodate(d): d|strptime("%FT%T.000%z")|mktime;
-        def isodiff(d1;d2): isodate(d2)-isodate(d1);
-        def safe(s): s|gsub("[:;#]";"");
+	def isodiff(d1;d2): isodate(d2)-isodate(d1);
+	def safe(s): s|gsub("["+$unsafeChars+"]";"");
 	.jobs[]|"\n  section " + safe(.name) + "\n" + ([
 	  .steps[]|select(.completed_at)|
 	  (.+{duration:isodiff(.started_at;.completed_at)})|