adding static connection

app/templates/admin/_static_connection_row_edit.html

@@ -0,0 +1,19 @@
+<tr id="static-connection-{{ sc.id }}">
+  <td colspan="4">
+    <form hx-post="/admin/static-connections/{{ sc.id }}"
+          hx-target="#static-connection-{{ sc.id }}"
+          hx-swap="outerHTML"
+          class="inline-edit">
+      <span class="muted">#{{ sc.id }}</span>
+      <label>OD (mm) <input type="number" name="od_mm" step="0.001" min="0" value="{{ sc.od_mm }}" required></label>
+      <label>OD (in) <input type="number" name="od_in" step="0.0001" min="0" value="{{ sc.od_in }}" required></label>
+      <div class="row-actions">
+        <button type="submit" class="btn btn-primary">Save</button>
+        <button type="button" class="btn btn-ghost"
+                hx-get="/admin/static-connections/{{ sc.id }}/row"
+                hx-target="#static-connection-{{ sc.id }}"
+                hx-swap="outerHTML">Cancel</button>
+      </div>
+    </form>
+  </td>
+</tr>