Add device charge-all route, last-charged column, and CSRF fix for quick-assign

templates/device_detail.html

@@ -166,7 +166,7 @@ function addInstallRow() {
     <div class="table-wrap">
       <table class="responsive-table">
         <thead>
-          <tr><th>Label</th><th>Brand</th>{% if ha_enabled %}<th>Bat %</th>{% endif %}<th>Notes</th><th>Actions</th></tr>
+          <tr><th>Label</th><th>Brand</th>{% if ha_enabled %}<th>Bat %</th>{% endif %}<th>Last Charged</th><th>Notes</th><th>Actions</th></tr>
         </thead>
         <tbody>
           {% for b in installed %}
@@ -182,6 +182,7 @@ function addInstallRow() {
               {% else %}—{% endif %}
             </td>
             {% endif %}
+            <td data-label="Last Charged" class="text-muted">{{ b.charge_logs[-1].charged_date if b.charge_logs else '—' }}</td>
             <td data-label="Notes" class="text-muted">{{ b.notes or '—' }}</td>
             <td data-label="Actions">
               <form class="inline" method="post" action="{{ url_for('battery_unassign', battery_id=b.id) }}">
@@ -209,6 +210,32 @@ function addInstallRow() {
   {% endif %}
 </div>
 
+{% if installed %}
+<div class="card">
+  <h2>Charge All Installed Batteries</h2>
+  <form method="post" action="{{ url_for('device_charge_all', device_id=device.id) }}"
+        style="display:flex;gap:0.5rem;flex-wrap:wrap;align-items:flex-end;">
+    <div class="form-group" style="margin:0;flex:1;min-width:140px;">
+      <label>Date</label>
+      <input type="date" name="charged_date" required>
+    </div>
+    <div class="form-group" style="margin:0;align-self:flex-end;padding-bottom:1rem;">
+      <label style="display:flex;align-items:center;gap:0.4rem;font-weight:normal;cursor:pointer;">
+        <input type="checkbox" name="increment_cycles" value="1" checked>
+        Increment charge cycles
+      </label>
+    </div>
+    <div class="form-group" style="margin:0;flex:2;min-width:160px;">
+      <label>Notes (optional)</label>
+      <input type="text" name="notes" placeholder="e.g. overnight charge">
+    </div>
+    <div style="padding-bottom:1rem;">
+      <button class="btn btn-primary" type="submit">Log Charge for All</button>
+    </div>
+  </form>
+</div>
+{% endif %}
+
 <div class="card">
   <h2>Install Specific Batteries{% if device.battery_size %} <small class="text-muted" style="font-weight:normal;font-size:0.8rem;">({{ device.battery_size }} only)</small>{% endif %}</h2>
   {% if available_batteries %}