feat(ui): slim dashboard tile to hostname + online/offline only

Run status, Start/Cancel/View controls, and non-destructive toggle all
live on /hosts/{id} — duplicating them on the dashboard tile clogged
the grid and wouldn't scale past a handful of hosts.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

internal/web/static/app.css

@@ -117,14 +117,8 @@ button.danger:hover { background: rgba(229,100,102,.1); }
   text-decoration: none;
 }
 .tile > *:not(.tile-link) { position: relative; z-index: 1; }
-.tile-primary-action { display: flex; gap: 8px; }
-.tile-primary-action .inline { margin: 0; }
-.tile-primary-action:empty { display: none; }
 .tile-head { display: flex; justify-content: space-between; align-items: center; }
 .tile-name { font-weight: 600; }
-.tile-header-right { display: flex; align-items: center; gap: 10px; }
-.tile-status { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .5px; }
-.tile-idle .tile-status { color: var(--text-dim); }
 
 .tile-last-seen {
   font-family: var(--mono);

internal/web/templates/host_tile.templ

@@ -9,45 +9,22 @@ import (
 	"vetting/internal/model"
 )
 
-// HostTile renders a single dashboard card: hostname, heartbeat badge,
+// HostTile renders a single dashboard card: hostname + heartbeat badge
-// latest run status, and the primary action (Start / Cancel / View
+// only. Everything else (run status, controls, reports) lives on the
-// report). The whole tile is a link to /hosts/{id} via a CSS-overlay
+// host page — the whole tile is a link there via a CSS-overlay <a>.
-// <a>; every deeper control lives on the host page or the run page.
 // It's the SSE-swap target for per-host tile refreshes (`tile-N`).
 templ HostTile(t TileData) {
 	<article
 		id={ fmt.Sprintf("host-%d", t.Host.ID) }
-		class={ "tile", "tile-" + tileMood(t.Latest) }
+		class="tile"
 		sse-swap={ fmt.Sprintf("tile-%d", t.Host.ID) }
 		hx-swap="outerHTML"
 	>
 		<a class="tile-link" href={ templ.SafeURL(fmt.Sprintf("/hosts/%d", t.Host.ID)) } aria-label={ "Open " + t.Host.Name }></a>
 		<header class="tile-head">
 			<div class="tile-name">{ t.Host.Name }</div>
-			<div class="tile-header-right">
+			<span class={ "tile-last-seen", lastSeenClass(t.LastSeenAt) }>{ lastSeenLabel(t.LastSeenAt) }</span>
-				<span class={ "tile-last-seen", lastSeenClass(t.LastSeenAt) }>{ lastSeenLabel(t.LastSeenAt) }</span>
-				<div class="tile-status">{ tileStatus(t.Latest) }</div>
-			</div>
 		</header>
-		<div class="tile-primary-action">
-			if canStart(t) {
-				<form method="post" action={ templ.SafeURL(fmt.Sprintf("/hosts/%d/start", t.Host.ID)) } class="inline tile-start-form">
-					<label class="tile-nd-toggle">
-						<input type="checkbox" name="non_destructive" value="1"/>
-						Non-destructive
-					</label>
-					<button type="submit">Start vetting</button>
-				</form>
-			} else if canStartIfOnline(t.Latest) {
-				<button type="button" disabled title="host is not heartbeating — install the reporter via /register/quick.sh on the target host">Start vetting</button>
-			} else if canCancel(t.Latest) {
-				<form method="post" action={ templ.SafeURL(fmt.Sprintf("/hosts/%d/cancel", t.Host.ID)) } class="inline tile-cancel-form" onsubmit="return confirm('Cancel run? Destructive stages may leave the host in an intermediate state requiring manual cleanup.');">
-					<button type="submit" class="danger">Cancel run</button>
-				</form>
-			} else if hasReport(t.Latest) {
-				<a class="button-like" href={ templ.SafeURL(fmt.Sprintf("/reports/%d", t.Latest.ID)) } target="_blank" rel="noopener">View report</a>
-			}
-		</div>
 	</article>
 }
 
@@ -65,30 +42,6 @@ func hasReport(r *model.Run) bool {
 	return r != nil && r.State == model.StateCompleted
 }
 
-// canStart gates the Start button on two things: the run is in a state
-// that accepts a fresh start, AND the host is currently heartbeating.
-// The heartbeat check mirrors the StartRun handler's preflight so the
-// button never offers a click that the server would reject with 409.
-func canStart(t TileData) bool {
-	if !canStartIfOnline(t.Latest) {
-		return false
-	}
-	if t.LastSeenAt == nil {
-		return false
-	}
-	return time.Since(*t.LastSeenAt) <= 60*time.Second
-}
-
-// canStartIfOnline is the run-state half of canStart, split out so the
-// template can distinguish "waiting on run to end" (no button) from
-// "run is done but host is offline" (disabled button with tooltip).
-func canStartIfOnline(r *model.Run) bool {
-	if r == nil {
-		return true
-	}
-	return r.State.IsTerminal()
-}
-
 // canCancel is true for any non-terminal run, plus FailedHolding —
 // a held run technically classifies as terminal for the pipeline but
 // the host is still live on the SSH hold prompt, and the operator

internal/web/templates/host_tile_templ.go

@@ -17,10 +17,9 @@ import (
 	"vetting/internal/model"
 )
 
-// HostTile renders a single dashboard card: hostname, heartbeat badge,
+// HostTile renders a single dashboard card: hostname + heartbeat badge
-// latest run status, and the primary action (Start / Cancel / View
+// only. Everything else (run status, controls, reports) lives on the
-// report). The whole tile is a link to /hosts/{id} via a CSS-overlay
+// host page — the whole tile is a link there via a CSS-overlay <a>.
-// <a>; every deeper control lives on the host page or the run page.
 // It's the SSE-swap target for per-host tile refreshes (`tile-N`).
 func HostTile(t TileData) templ.Component {
 	return templruntime.GeneratedTemplate(func(templ_7745c5c3_Input templruntime.GeneratedComponentInput) (templ_7745c5c3_Err error) {
@@ -43,202 +42,107 @@ func HostTile(t TileData) templ.Component {
 			templ_7745c5c3_Var1 = templ.NopComponent
 		}
 		ctx = templ.ClearChildren(ctx)
-		var templ_7745c5c3_Var2 = []any{"tile", "tile-" + tileMood(t.Latest)}
-		templ_7745c5c3_Err = templ.RenderCSSItems(ctx, templ_7745c5c3_Buffer, templ_7745c5c3_Var2...)
-		if templ_7745c5c3_Err != nil {
-			return templ_7745c5c3_Err
-		}
 		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 1, "<article id=\"")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		var templ_7745c5c3_Var3 string
+		var templ_7745c5c3_Var2 string
-		templ_7745c5c3_Var3, templ_7745c5c3_Err = templ.JoinStringErrs(fmt.Sprintf("host-%d", t.Host.ID))
+		templ_7745c5c3_Var2, templ_7745c5c3_Err = templ.JoinStringErrs(fmt.Sprintf("host-%d", t.Host.ID))
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 19, Col: 40}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 18, Col: 40}
+		}
+		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var2))
+		if templ_7745c5c3_Err != nil {
+			return templ_7745c5c3_Err
+		}
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 2, "\" class=\"tile\" sse-swap=\"")
+		if templ_7745c5c3_Err != nil {
+			return templ_7745c5c3_Err
+		}
+		var templ_7745c5c3_Var3 string
+		templ_7745c5c3_Var3, templ_7745c5c3_Err = templ.JoinStringErrs(fmt.Sprintf("tile-%d", t.Host.ID))
+		if templ_7745c5c3_Err != nil {
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 20, Col: 46}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var3))
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 2, "\" class=\"")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 3, "\" hx-swap=\"outerHTML\"><a class=\"tile-link\" href=\"")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		var templ_7745c5c3_Var4 string
+		var templ_7745c5c3_Var4 templ.SafeURL
-		templ_7745c5c3_Var4, templ_7745c5c3_Err = templ.JoinStringErrs(templ.CSSClasses(templ_7745c5c3_Var2).String())
+		templ_7745c5c3_Var4, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(fmt.Sprintf("/hosts/%d", t.Host.ID)))
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 1, Col: 0}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 23, Col: 80}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var4))
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 3, "\" sse-swap=\"")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 4, "\" aria-label=\"")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
 		var templ_7745c5c3_Var5 string
-		templ_7745c5c3_Var5, templ_7745c5c3_Err = templ.JoinStringErrs(fmt.Sprintf("tile-%d", t.Host.ID))
+		templ_7745c5c3_Var5, templ_7745c5c3_Err = templ.JoinStringErrs("Open " + t.Host.Name)
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 21, Col: 46}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 23, Col: 117}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var5))
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 4, "\" hx-swap=\"outerHTML\"><a class=\"tile-link\" href=\"")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 5, "\"></a><header class=\"tile-head\"><div class=\"tile-name\">")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		var templ_7745c5c3_Var6 templ.SafeURL
+		var templ_7745c5c3_Var6 string
-		templ_7745c5c3_Var6, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(fmt.Sprintf("/hosts/%d", t.Host.ID)))
+		templ_7745c5c3_Var6, templ_7745c5c3_Err = templ.JoinStringErrs(t.Host.Name)
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 24, Col: 80}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 25, Col: 39}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var6))
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 5, "\" aria-label=\"")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 6, "</div>")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		var templ_7745c5c3_Var7 string
+		var templ_7745c5c3_Var7 = []any{"tile-last-seen", lastSeenClass(t.LastSeenAt)}
-		templ_7745c5c3_Var7, templ_7745c5c3_Err = templ.JoinStringErrs("Open " + t.Host.Name)
+		templ_7745c5c3_Err = templ.RenderCSSItems(ctx, templ_7745c5c3_Buffer, templ_7745c5c3_Var7...)
-		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 24, Col: 117}
-		}
-		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var7))
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 6, "\"></a><header class=\"tile-head\"><div class=\"tile-name\">")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 7, "<span class=\"")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
 		var templ_7745c5c3_Var8 string
-		templ_7745c5c3_Var8, templ_7745c5c3_Err = templ.JoinStringErrs(t.Host.Name)
+		templ_7745c5c3_Var8, templ_7745c5c3_Err = templ.JoinStringErrs(templ.CSSClasses(templ_7745c5c3_Var7).String())
 		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 26, Col: 39}
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 1, Col: 0}
 		}
 		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var8))
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 7, "</div><div class=\"tile-header-right\">")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 8, "\">")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		var templ_7745c5c3_Var9 = []any{"tile-last-seen", lastSeenClass(t.LastSeenAt)}
+		var templ_7745c5c3_Var9 string
-		templ_7745c5c3_Err = templ.RenderCSSItems(ctx, templ_7745c5c3_Buffer, templ_7745c5c3_Var9...)
+		templ_7745c5c3_Var9, templ_7745c5c3_Err = templ.JoinStringErrs(lastSeenLabel(t.LastSeenAt))
+		if templ_7745c5c3_Err != nil {
+			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 26, Col: 94}
+		}
+		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var9))
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 8, "<span class=\"")
+		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 9, "</span></header></article>")
-		if templ_7745c5c3_Err != nil {
-			return templ_7745c5c3_Err
-		}
-		var templ_7745c5c3_Var10 string
-		templ_7745c5c3_Var10, templ_7745c5c3_Err = templ.JoinStringErrs(templ.CSSClasses(templ_7745c5c3_Var9).String())
-		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 1, Col: 0}
-		}
-		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var10))
-		if templ_7745c5c3_Err != nil {
-			return templ_7745c5c3_Err
-		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 9, "\">")
-		if templ_7745c5c3_Err != nil {
-			return templ_7745c5c3_Err
-		}
-		var templ_7745c5c3_Var11 string
-		templ_7745c5c3_Var11, templ_7745c5c3_Err = templ.JoinStringErrs(lastSeenLabel(t.LastSeenAt))
-		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 28, Col: 95}
-		}
-		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var11))
-		if templ_7745c5c3_Err != nil {
-			return templ_7745c5c3_Err
-		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 10, "</span><div class=\"tile-status\">")
-		if templ_7745c5c3_Err != nil {
-			return templ_7745c5c3_Err
-		}
-		var templ_7745c5c3_Var12 string
-		templ_7745c5c3_Var12, templ_7745c5c3_Err = templ.JoinStringErrs(tileStatus(t.Latest))
-		if templ_7745c5c3_Err != nil {
-			return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 29, Col: 51}
-		}
-		_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var12))
-		if templ_7745c5c3_Err != nil {
-			return templ_7745c5c3_Err
-		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 11, "</div></div></header><div class=\"tile-primary-action\">")
-		if templ_7745c5c3_Err != nil {
-			return templ_7745c5c3_Err
-		}
-		if canStart(t) {
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 12, "<form method=\"post\" action=\"")
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-			var templ_7745c5c3_Var13 templ.SafeURL
-			templ_7745c5c3_Var13, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(fmt.Sprintf("/hosts/%d/start", t.Host.ID)))
-			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 34, Col: 89}
-			}
-			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var13))
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 13, "\" class=\"inline tile-start-form\"><label class=\"tile-nd-toggle\"><input type=\"checkbox\" name=\"non_destructive\" value=\"1\"> Non-destructive</label> <button type=\"submit\">Start vetting</button></form>")
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-		} else if canStartIfOnline(t.Latest) {
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 14, "<button type=\"button\" disabled title=\"host is not heartbeating — install the reporter via /register/quick.sh on the target host\">Start vetting</button>")
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-		} else if canCancel(t.Latest) {
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 15, "<form method=\"post\" action=\"")
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-			var templ_7745c5c3_Var14 templ.SafeURL
-			templ_7745c5c3_Var14, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(fmt.Sprintf("/hosts/%d/cancel", t.Host.ID)))
-			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 44, Col: 90}
-			}
-			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var14))
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 16, "\" class=\"inline tile-cancel-form\" onsubmit=\"return confirm('Cancel run? Destructive stages may leave the host in an intermediate state requiring manual cleanup.');\"><button type=\"submit\" class=\"danger\">Cancel run</button></form>")
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-		} else if hasReport(t.Latest) {
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 17, "<a class=\"button-like\" href=\"")
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-			var templ_7745c5c3_Var15 templ.SafeURL
-			templ_7745c5c3_Var15, templ_7745c5c3_Err = templ.JoinURLErrs(templ.SafeURL(fmt.Sprintf("/reports/%d", t.Latest.ID)))
-			if templ_7745c5c3_Err != nil {
-				return templ.Error{Err: templ_7745c5c3_Err, FileName: `internal/web/templates/host_tile.templ`, Line: 48, Col: 88}
-			}
-			_, templ_7745c5c3_Err = templ_7745c5c3_Buffer.WriteString(templ.EscapeString(templ_7745c5c3_Var15))
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-			templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 18, "\" target=\"_blank\" rel=\"noopener\">View report</a>")
-			if templ_7745c5c3_Err != nil {
-				return templ_7745c5c3_Err
-			}
-		}
-		templ_7745c5c3_Err = templruntime.WriteString(templ_7745c5c3_Buffer, 19, "</div></article>")
 		if templ_7745c5c3_Err != nil {
 			return templ_7745c5c3_Err
 		}
@@ -260,30 +164,6 @@ func hasReport(r *model.Run) bool {
 	return r != nil && r.State == model.StateCompleted
 }
 
-// canStart gates the Start button on two things: the run is in a state
-// that accepts a fresh start, AND the host is currently heartbeating.
-// The heartbeat check mirrors the StartRun handler's preflight so the
-// button never offers a click that the server would reject with 409.
-func canStart(t TileData) bool {
-	if !canStartIfOnline(t.Latest) {
-		return false
-	}
-	if t.LastSeenAt == nil {
-		return false
-	}
-	return time.Since(*t.LastSeenAt) <= 60*time.Second
-}
-
-// canStartIfOnline is the run-state half of canStart, split out so the
-// template can distinguish "waiting on run to end" (no button) from
-// "run is done but host is offline" (disabled button with tooltip).
-func canStartIfOnline(r *model.Run) bool {
-	if r == nil {
-		return true
-	}
-	return r.State.IsTerminal()
-}
-
 // canCancel is true for any non-terminal run, plus FailedHolding —
 // a held run technically classifies as terminal for the pipeline but
 // the host is still live on the SSH hold prompt, and the operator

internal/web/templates/host_tile_test.go

@@ -40,17 +40,15 @@ func TestHumanAgoFrom(t *testing.T) {
 }
 
 // TestHostTile_OverlayLink asserts the tile includes the tile-link <a>
-// that makes the whole card clickable. The action button stays a
+// that makes the whole card clickable, and that the dashboard tile is
-// sibling element, so CSS (z-index) keeps it on top of the overlay.
+// stripped down to just hostname + last-seen badge — no action controls
-//
+// or run-state UI clogging the dashboard at scale.
-// Heartbeat must be fresh because canStart now gates on LastSeenAt —
-// an offline host renders a disabled button (no form), which is
-// covered by TestHostTile_DisabledStartWhenOffline below.
 func TestHostTile_OverlayLink(t *testing.T) {
 	now := time.Now()
 	data := TileData{
 		Host:       model.Host{ID: 42, Name: "tile-test", MAC: "aa:bb:cc:dd:ee:ff"},
 		LastSeenAt: &now,
+		Latest:     &model.Run{State: model.StateCompleted},
 	}
 	var buf strings.Builder
 	if err := HostTile(data).Render(context.Background(), &buf); err != nil {
@@ -63,39 +61,21 @@ func TestHostTile_OverlayLink(t *testing.T) {
 	if !strings.Contains(html, `class="tile-link"`) {
 		t.Fatalf("tile missing tile-link class: %s", html)
 	}
-	// Fresh heartbeat + no run → Start form must render.
-	if !strings.Contains(html, `/hosts/42/start`) {
-		t.Fatalf("expected Start vetting form in tile: %s", html)
-	}
 	// Dropped content that used to live on the tile — confirm it has
 	// actually moved off so the slim-down is real.
-	for _, dropped := range []string{`tile-meta`, `tile-log`, `tile-actions`, `tile-hold`} {
+	for _, dropped := range []string{
+		`tile-meta`, `tile-log`, `tile-actions`, `tile-hold`,
+		`tile-primary-action`, `tile-status`, `tile-start-form`,
+		`tile-nd-toggle`, `tile-cancel-form`,
+		`/hosts/42/start`, `/hosts/42/cancel`,
+		`Start vetting`, `Non-destructive`, `Cancel run`, `View report`,
+	} {
 		if strings.Contains(html, dropped) {
-			t.Errorf("slim tile still contains dropped class %q", dropped)
+			t.Errorf("slim tile still contains dropped content %q", dropped)
 		}
 	}
 }
 
-// TestHostTile_DisabledStartWhenOffline: no heartbeat → disabled button
-// with the quick.sh tooltip, not a submittable form. Mirrors the
-// server-side StartRun 409 so the UI matches the handler.
-func TestHostTile_DisabledStartWhenOffline(t *testing.T) {
-	data := TileData{
-		Host: model.Host{ID: 42, Name: "tile-test", MAC: "aa:bb:cc:dd:ee:ff"},
-	}
-	var buf strings.Builder
-	if err := HostTile(data).Render(context.Background(), &buf); err != nil {
-		t.Fatalf("render: %v", err)
-	}
-	html := buf.String()
-	if strings.Contains(html, `/hosts/42/start`) {
-		t.Fatalf("offline host should not expose a Start form: %s", html)
-	}
-	if !strings.Contains(html, `disabled`) || !strings.Contains(html, `quick.sh`) {
-		t.Fatalf("expected disabled Start button with quick.sh tooltip: %s", html)
-	}
-}
-
 // TestHostTile_NoStageStrip: the tile no longer carries the Phase 3
 // per-stage mini run-view — the runs-table on /hosts/{id} owns the
 // stage-strip now. Guards against the regression that would bring