Add persisted and shareable builds

src/app.css

@@ -190,4 +190,5 @@
 .profile-metrics>a{min-width:77px;height:59px;align-items:center;padding:7px;border:1px solid var(--shd-border);background:#111415}
 .notification-command{align-items:center}.notification-command>div:first-child{display:grid;align-content:center}.notification-command>div:last-child{align-self:center}.notification-preference-head>span:not(:first-child){text-align:center}.notification-preference-row>label{justify-content:center}.notification-list>article{grid-template-columns:190px minmax(0,1fr);transition:border-color .14s ease,background .14s ease}.notification-list>article.isac-message{border-left:2px solid #68a9c4;background:linear-gradient(90deg,#101a1e 0,#101314 34%)}.notification-list>article.positive{border-left-color:var(--shd-success)}.notification-list>article.negative{border-left-color:var(--shd-danger)}.notification-list>article.positive:not(.isac-message){background:linear-gradient(90deg,#101914 0,#101314 34%)}.notification-list>article.negative:not(.isac-message){background:linear-gradient(90deg,#1b1111 0,#101314 34%)}.notification-source{grid-template-columns:38px minmax(0,1fr);align-items:center;align-content:center;gap:9px}.notification-source>img{width:38px;height:38px;object-fit:cover;border:1px solid #3a4548;border-radius:50%;background:#111}.notification-source>span{min-width:0;display:grid;gap:4px}.notification-source>span b,.notification-source>span small{overflow:hidden;text-overflow:ellipsis}.notification-source>span b{white-space:normal}.notification-source>span small{color:#667073;font-size:5px;white-space:nowrap}.notification-list article header>div{display:flex;align-items:center;gap:8px;min-width:0}.notification-tone{flex:0 0 auto;padding:3px 5px;border:1px solid #50585a;color:#899193;font-size:5px;font-weight:900;letter-spacing:.6px}.positive .notification-tone{border-color:#41684b;color:var(--shd-success)}.negative .notification-tone{border-color:#6d3f39;color:var(--shd-danger)}.isac-message .notification-source b{color:#8ecce5}.notification-list article footer>button:first-child{color:var(--shd-orange)}.notification-detail-modal{width:min(720px,calc(100vw - 24px));border-top:3px solid #687174}.notification-detail-modal.isac-message{border-top-color:#68a9c4}.notification-detail-modal.positive{border-top-color:var(--shd-success)}.notification-detail-modal.negative{border-top-color:var(--shd-danger)}.notification-detail-sender{display:grid;grid-template-columns:48px 1fr 34px;align-items:center;gap:10px;padding-bottom:10px;border-bottom:1px solid var(--shd-border)}.notification-detail-sender>img{width:48px;height:48px;object-fit:cover;border:1px solid #485052;border-radius:50%;background:#111}.notification-detail-sender>div{display:grid;gap:4px}.notification-detail-sender span{color:#697174;font-size:6px;letter-spacing:1px}.notification-detail-sender b{font-size:10px}.notification-detail-sender>button{height:34px;border:1px solid var(--shd-border);background:#111415;color:#aeb4b5;cursor:pointer}.notification-detail-state{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:12px;margin:10px 0;padding:7px 9px;border:1px solid var(--shd-border);background:#0d1011}.notification-detail-state span,.notification-detail-state time{color:#6f7779;font-size:6px;letter-spacing:.7px}.notification-detail-state b{color:#899193;font-size:7px}.notification-detail-modal.positive .notification-detail-state b{color:var(--shd-success)}.notification-detail-modal.negative .notification-detail-state b{color:var(--shd-danger)}.notification-detail-modal h2{margin:15px 0 8px;font-size:20px}.notification-detail-modal>p{min-height:90px;margin:0;padding:13px;border-left:2px solid var(--shd-border);background:#0e1112;color:#c0c5c6;font:13px/1.7 Georgia,serif}.notification-detail-modal.isac-message>p{border-left-color:#68a9c4}.notification-detail-modal.positive>p{border-left-color:var(--shd-success)}.notification-detail-modal.negative>p{border-left-color:var(--shd-danger)}.notification-detail-modal .form-actions{align-items:center}.notification-detail-modal .form-actions form{margin-right:auto}.notification-detail-modal .form-actions .button{min-height:40px}@media(max-width:700px){.notification-list>article{grid-template-columns:1fr}.notification-source{display:grid;grid-template-columns:38px 1fr;justify-content:initial}.notification-list article header>div{align-items:flex-start;flex-direction:column}.notification-detail-state{grid-template-columns:1fr auto}.notification-detail-state time{grid-column:1/3}.notification-detail-modal .form-actions{display:grid;grid-template-columns:1fr}.notification-detail-modal .form-actions form,.notification-detail-modal .form-actions button,.notification-detail-modal .form-actions a{width:100%;margin:0}}
 .notification-command{padding:0 0 18px}.notification-command-actions{display:flex!important;align-items:stretch!important;gap:8px!important}.notification-unread-summary{min-width:86px;display:grid;grid-template-columns:auto 1fr;align-items:center;gap:7px;padding:7px 11px;border:1px solid var(--shd-border);background:#0d1011}.notification-unread-summary strong{grid-row:auto!important;font-size:25px!important;line-height:1}.notification-unread-summary span{align-self:center;line-height:1.2}.notification-command-actions>button,.notification-toolbar button{min-height:40px;display:inline-flex;align-items:center;justify-content:center;margin:0!important;padding:0 18px;line-height:1;white-space:nowrap}.notification-command-actions>button>span{font-size:10px}.notification-toolbar{align-items:center;padding:10px 0}.notification-toolbar form{align-items:center;margin:0}.notification-toolbar select{min-width:125px;height:40px}.notification-toolbar form:first-child button{min-width:150px}.notification-toolbar>form:last-child{margin-left:auto}@media(max-width:700px){.notification-command-actions{width:100%;display:grid!important;grid-template-columns:auto 1fr}.notification-command-actions>button{width:100%}.notification-toolbar{align-items:stretch}.notification-toolbar>form:last-child{margin-left:0}}
+.profile-row>a{color:var(--shd-orange);font-size:8px;font-weight:700}.builder-save-form{display:inline-block}.builder-save-form fieldset{display:flex}.builder-persistence{display:grid;grid-template-columns:minmax(300px,520px) 1fr auto;gap:14px;align-items:end;padding:11px 2px;border-top:1px solid var(--shd-border)}.builder-persistence p{margin:0 0 9px;color:var(--shd-text-muted);font-size:9px}.builder-share-link{align-self:center;color:var(--shd-orange);font-size:8px;font-weight:700;letter-spacing:1px}.catalogue-empty{grid-column:1/-1;display:grid;justify-items:center;gap:12px;padding:60px;border:1px solid var(--shd-border);background:var(--shd-panel);text-align:center}.catalogue-empty>span{color:var(--shd-orange);font-size:34px}.catalogue-empty p{margin:0;color:var(--shd-text-muted)}.build-open{display:block;text-align:center}.shared-build-page{padding-top:28px}.shared-build-command{display:flex;justify-content:space-between;gap:24px;align-items:end;padding:22px;border:1px solid var(--shd-border);border-top:2px solid var(--shd-orange);background:var(--shd-panel)}.shared-build-command h1{margin:8px 0;font-size:clamp(30px,4vw,52px)}.shared-build-command p:last-child{margin:0;color:var(--shd-text-muted);font-size:10px}.shared-build-command>div:last-child{display:flex;gap:8px}.shared-build-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:10px}.shared-build-grid>section{border:1px solid var(--shd-border);background:var(--shd-panel)}.shared-build-grid>section>header{display:flex;justify-content:space-between;padding:10px 12px;border-bottom:1px solid var(--shd-border);color:var(--shd-text-muted);font-size:8px;letter-spacing:1.2px}.shared-build-grid article{display:grid;gap:4px;min-height:70px;padding:12px;border-bottom:1px solid var(--shd-border)}.shared-build-grid article:last-child{border-bottom:0}.shared-build-grid article small{color:var(--shd-text-muted);font-size:7px;letter-spacing:1px}.shared-build-grid article strong{font-size:12px}.shared-build-grid article span{color:var(--shd-text-muted);font-size:8px}@media(max-width:760px){.builder-command .page-title,.shared-build-command{align-items:stretch;flex-direction:column}.builder-command .actions,.shared-build-command>div:last-child{flex-wrap:wrap}.builder-persistence{grid-template-columns:1fr}.shared-build-grid{grid-template-columns:1fr}}