Add planning with files skill from @OthmanAdi

scientific-skills/planning-with-files/scripts/check-complete.ps1

@@ -0,0 +1,44 @@
+# Check if all phases in task_plan.md are complete
+# Always exits 0 -- uses stdout for status reporting
+# Used by Stop hook to report task completion status
+
+param(
+    [string]$PlanFile = "task_plan.md"
+)
+
+if (-not (Test-Path $PlanFile)) {
+    Write-Host '[planning-with-files] No task_plan.md found -- no active planning session.'
+    exit 0
+}
+
+# Read file content
+$content = Get-Content $PlanFile -Raw
+
+# Count total phases
+$TOTAL = ([regex]::Matches($content, "### Phase")).Count
+
+# Check for **Status:** format first
+$COMPLETE = ([regex]::Matches($content, "\*\*Status:\*\* complete")).Count
+$IN_PROGRESS = ([regex]::Matches($content, "\*\*Status:\*\* in_progress")).Count
+$PENDING = ([regex]::Matches($content, "\*\*Status:\*\* pending")).Count
+
+# Fallback: check for [complete] inline format if **Status:** not found
+if ($COMPLETE -eq 0 -and $IN_PROGRESS -eq 0 -and $PENDING -eq 0) {
+    $COMPLETE = ([regex]::Matches($content, "\[complete\]")).Count
+    $IN_PROGRESS = ([regex]::Matches($content, "\[in_progress\]")).Count
+    $PENDING = ([regex]::Matches($content, "\[pending\]")).Count
+}
+
+# Report status -- always exit 0, incomplete task is a normal state
+if ($COMPLETE -eq $TOTAL -and $TOTAL -gt 0) {
+    Write-Host ('[planning-with-files] ALL PHASES COMPLETE (' + $COMPLETE + '/' + $TOTAL + '). If the user has additional work, add new phases to task_plan.md before starting.')
+} else {
+    Write-Host ('[planning-with-files] Task in progress (' + $COMPLETE + '/' + $TOTAL + ' phases complete). Update progress.md before stopping.')
+    if ($IN_PROGRESS -gt 0) {
+        Write-Host ('[planning-with-files] ' + $IN_PROGRESS + ' phase(s) still in progress.')
+    }
+    if ($PENDING -gt 0) {
+        Write-Host ('[planning-with-files] ' + $PENDING + ' phase(s) pending.')
+    }
+}
+exit 0