diff --git a/bin/electron-pre.js b/bin/electron-pre.js
index b5554a9f..8c47f1ff 100644
--- a/bin/electron-pre.js
+++ b/bin/electron-pre.js
@@ -13,10 +13,17 @@ const modTmp = path.join('tmp','mod');
 fs.copySync("mod", modTmp, { dereference: true, filter:(src,dst) => {
     const ok =
         src === 'mod' ||
-        src.indexOf('mod/ext-bambu') === 0 ||
         src.indexOf('mod/standalone') === 0 ||
         src.indexOf('mod/node_modules') === 0;
-    // console.log(ok, src);
+    return ok;
+} });
+
+const modsTmp = path.join('tmp','mods');
+fs.copySync("mods", modsTmp, { dereference: true, filter:(src,dst) => {
+    const ok =
+        src === 'mods' ||
+        src.indexOf('mods/bambu') === 0 ||
+        src.indexOf('mods/node_modules') === 0;
     return ok;
 } });
 
diff --git a/mods/bambu/bambu.js b/mods/bambu/bambu.js
index 6e1c6026..fa8086be 100644
--- a/mods/bambu/bambu.js
+++ b/mods/bambu/bambu.js
@@ -9,13 +9,12 @@ self.kiri.load(api => {
     const { kiri, moto } = self;
     const { ui } = kiri;
     const h = moto.webui;
-    const defhost = ";; DEFINE BAMBU-HOST ";
     const defams = ";; DEFINE BAMBU-AMS ";
     const readonly = true;
 
     let init = false;
     let status = {};
-    let bound, device, printers, select, selected;
+    let bound, device, printers, select, selected, conn_alert;
     let btn_del, in_host, in_code, in_serial, filelist;
     let host, password, serial, amsmap, socket = {
         open: false,
@@ -105,10 +104,10 @@ self.kiri.load(api => {
       }
 
     function printer_add() {
-        let name = prompt('printer name');
-        if (!name) {
-            return;
-        }
+        ui.prompt('printer name', "new printer").then(name => printer_add_named(name));
+    }
+
+    function printer_add_named(name) {
         printers[name] = printers[name] || {
             host:'', code:'', serial:''
         };
@@ -234,6 +233,9 @@ self.kiri.load(api => {
         } else {
             bbl_status.value = `printer ${print_type || ""} | ${state}`;
         }
+        if (gcode_state && conn_alert) {
+            api.alerts.hide(conn_alert);
+        }
     }
 
     function render_list(to) {
@@ -271,7 +273,9 @@ self.kiri.load(api => {
     }
 
     function monitoring() {
-        return selected?.rec?.serial ? true : false;
+        let active = selected?.rec?.serial ? true : false;
+        ui.setVisible($('bbl_connect'), !active && select.value !== '');
+        return active;
     }
 
     function cmd_if(cmd, obj = {}) {
@@ -317,6 +321,7 @@ self.kiri.load(api => {
     }
 
     api.event.on("init-done", function() {
+        console.log({ init_done: init });
         if (init) {
             return;
         }
@@ -333,6 +338,10 @@ self.kiri.load(api => {
             h.div({ class: "f-row a-center gap4" }, [
                 h.label({ class: "set-header dev-sel" }, [ h.a('bambu manager') ]),
                 h.select({ id: "bbl_sel", class: "dev-list" }, []),
+                h.button({ _: "connect", class: "hide", id: "bbl_connect", onclick() {
+                    conn_alert = api.alerts.show(`connecting to ${select.value}`);
+                    printer_select(select.value);
+                } }),
                 h.div({ class: "grow gap3 j-end" }, [
                     h.button({
                         id: "bbl_hide",
@@ -405,15 +414,16 @@ self.kiri.load(api => {
                             h.input({ id: "bbl_noz_temp", size: 5, readonly })
                         ]),
                         h.div({ class: "var-row", ondblclick() {
-                            let value = prompt('new nozzle temp', $('bbl_noz_target').value);
-                            if (value !== null) {
-                                cmd_gcode(`M104 S${value}`)
-                            }
+                            ui.prompt('new nozzle temp', $('bbl_noz_target').value).then(value => {
+                                cmd_gcode(`M104 S${value}`);
+                                api.alerts.show(`set nozzle temp ${value}`);
+                            })
                         } }, [
                             h.label('target'),
                             h.input({ id: "bbl_noz_on", type: "checkbox", onclick() {
                                 let value = $('bbl_noz_on').checked ? '220' : '0';
                                 cmd_gcode(`M104 S${value}`)
+                                api.alerts.show(`set nozzle temp ${value}`);
                             } }),
                             h.input({ id: "bbl_noz_target", size: 5, readonly })
                         ])
@@ -427,15 +437,16 @@ self.kiri.load(api => {
                             h.input({ id: "bbl_bed_temp", size: 5, readonly })
                         ]),
                         h.div({ class: "var-row", ondblclick() {
-                            let value = prompt('new bed temp', $('bbl_bed_target').value);
-                            if (value !== null) {
+                            ui.prompt('new bed temp', $('bbl_bed_target').value).then(value => {
                                 cmd_gcode(`M140 S${value}`)
-                            }
+                                api.alerts.show(`set bed temp ${value}`);
+                            })
                         } }, [
                             h.label('target'),
                             h.input({ id: "bbl_bed_on", type: "checkbox", onclick() {
                                 let value = $('bbl_bed_on').checked ? '60' : '0';
                                 cmd_gcode(`M140 S${value}`);
+                                api.alerts.show(`set bed temp ${value}`);
                             } }),
                             h.input({ id: "bbl_bed_target", size: 5, readonly })
                         ])
@@ -445,41 +456,44 @@ self.kiri.load(api => {
                             h.a('chamber')
                         ]),
                         h.div({ class: "var-row", ondblclick() {
-                            let value = prompt('new part fan value', $('bbl_fan_part').value);
-                            if (value !== null) {
-                                cmd_gcode(`M106 P1 S${value}`)
-                            }
+                            ui.prompt('new part fan value', $('bbl_fan_part').value).then(value => {
+                                cmd_gcode(`M106 P1 S${value}`);
+                                api.alerts.show(`set part fan ${value}`);
+                            })
                         } }, [
                             h.label('part fan'),
                             h.input({ id: "bbl_fan_part_on", type: "checkbox", onclick() {
                                 let value = $('bbl_fan_part_on').checked ? '255' : '0';
                                 cmd_gcode(`M106 P1 S${value}`)
+                                api.alerts.show(`set part fan ${value}`);
                             } }),
                             h.input({ id: "bbl_fan_part", size: 5, readonly })
                         ]),
                         h.div({ class: "var-row", ondblclick() {
-                            let value = prompt('new aux fan value', $('bbl_fan_1').value);
-                            if (value !== null) {
-                                cmd_gcode(`M106 P2 S${value}`)
-                            }
+                            ui.prompt('new aux fan value', $('bbl_fan_1').value).then(value => {
+                                cmd_gcode(`M106 P2 S${value}`);
+                                api.alerts.show(`set aux fan ${value}`);
+                            })
                         } }, [
                             h.label('aux fan'),
                             h.input({ id: "bbl_fan_1_on", type: "checkbox", onclick() {
                                 let value = $('bbl_fan_1_on').checked ? '255' : '0';
                                 cmd_gcode(`M106 P2 S${value}`)
+                                api.alerts.show(`set aux fan ${value}`);
                             } }),
                             h.input({ id: "bbl_fan_1", size: 5, readonly })
                         ]),
                         h.div({ class: "var-row", ondblclick() {
-                            let value = prompt('new chamber fan value', $('bbl_fan_2').value);
-                            if (value !== null) {
-                                cmd_gcode(`M106 P3 S${value}`)
-                            }
+                            ui.prompt('new chamber fan value', $('bbl_fan_2').value).then(value => {
+                                cmd_gcode(`M106 P3 S${value}`);
+                                api.alerts.show(`set chamber fan ${value}`);
+                            })
                         } }, [
                             h.label('chamber fan'),
                             h.input({ id: "bbl_fan_2_on", type: "checkbox", onclick() {
                                 let value = $('bbl_fan_2_on').checked ? '255' : '0';
                                 cmd_gcode(`M106 P3 S${value}`)
+                                api.alerts.show(`set chamber fan ${value}`);
                             } }),
                             h.input({ id: "bbl_fan_2", size: 5, readonly })
                         ]),
@@ -497,6 +511,7 @@ self.kiri.load(api => {
                                         led_mode: $('bbl_chamber_light').checked ? "on" : "off"
                                     }
                                 })
+                                api.alerts.show(`set chamber light`);
                             } })
                         ]),
                     ])
@@ -605,7 +620,7 @@ self.kiri.load(api => {
                 h.input({ id: "bbl_status", class: "t-left mono grow" }),
                 h.button({ _: "pause", id: "bbl_pause", class: "a-center", onclick() { cmd_if("pause") } }),
                 h.button({ _: "resume", id: "bbl_resume", class: "a-center", onclick() { cmd_if("resume") } }),
-                h.button({ _: "cancel", class: "a-center", onclick() { cmd_if("cancel") } }),
+                h.button({ _: "stop", class: "a-center", onclick() { cmd_if("cancel") } }),
             ])
         ]), { before: true });
         select = modal.bbl_sel;
diff --git a/package.json b/package.json
index e0dc40aa..2ecf86fb 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,8 @@
         "build-mac-intel": "npm run build -- --mac --x64",
         "mklinks": "find src web -type l | xargs -I{} sh -c 'echo \"{},$(readlink {})\"' > links.csv",
         "mac-verify": "spctl --assess -vv --type install dist/*/*.app",
-        "prebuild": "node bin/electron-pre.js",
+        "clear-cache": "rm -rf tmp/* data/cache/*",
+        "prebuild": "npm run clear-cache; node bin/electron-pre.js",
         "postbuild": "node bin/electron-post.js",
         "preinstall": "node bin/install-pre.js; npx webpack --config bin/webpack-three.js"
     },
diff --git a/src/kiri/ui.js b/src/kiri/ui.js
index c80cfe92..79bf14b4 100644
--- a/src/kiri/ui.js
+++ b/src/kiri/ui.js
@@ -101,19 +101,26 @@ gapp.register("kiri.ui", [], (root, exports) => {
     }
 
     function prompt(message, value) {
-        return confirm(message, {ok:true, cancel:false}, value);
+        return confirm(message, {ok:true, cancel:undefined}, value);
     }
 
     function confirm(message, buttons, input, opt = {}) {
         return new Promise((resolve, reject) => {
+            let { api } = kiri;
+            let { feature } = api;
+            let onkey_save = feature.on_key;
+            feature.on_key = key => {
+                // console.log({ eat_key: key });
+                return true;
+            };
+            let dialog = $('dialog');
             let btns = buttons || {
                 "yes": true,
                 "no": false
             };
             let rnd = Date.now().toString(36);
-            let any = $('mod-any');
             let html = [
-                `<div class="confirm f-col a-stretch">`
+                `<div class="confirm f-col a-stretch" style="padding:5px !important">`
             ];
             if (message) {
                 html.push(`<label style="user-select:text">${message}</label>`);
@@ -122,12 +129,12 @@ gapp.register("kiri.ui", [], (root, exports) => {
                 html = opt.pre.appendAll(html);
             }
             let iid;
-            if (typeof(input) === 'string') {
-                iid = `confirm-input-${rnd}`;
-                html.append(`<div><input class="grow" type="text" spellcheck="false" id="${iid}"/></div>`);
-            } else if (Array.isArray(input)) {
+            if (Array.isArray(input)) {
                 iid = `confirm-input-${rnd}`;
                 html.append(`<div><textarea rows="15" cols="40" class="grow" type="text" spellcheck="false" id="${iid}"></textarea></div>`);
+            } else {
+                iid = `confirm-input-${rnd}`;
+                html.append(`<div><input class="grow" type="text" spellcheck="false" id="${iid}"/></div>`);
             }
             html.append(`<div class="f-row j-end">`);
             Object.entries(btns).forEach((row,i) => {
@@ -137,10 +144,13 @@ gapp.register("kiri.ui", [], (root, exports) => {
             if (opt.post) {
                 html.appendAll(opt.post);
             }
-            $('mod-any').innerHTML = html.join('');
+            dialog.innerHTML = html.join('');
             function done(value) {
-                kiri.api.modal.hide();
-                setTimeout(() => { resolve(value) }, 150);
+                dialog.close();
+                feature.on_key = onkey_save;
+                if (value !== undefined) {
+                    setTimeout(() => { resolve(value) }, 150);
+                }
             }
             if (iid) {
                 let array = Array.isArray(input);
@@ -162,10 +172,11 @@ gapp.register("kiri.ui", [], (root, exports) => {
                 }
             });
             setTimeout(() => {
-                kiri.api.modal.show('any');
+                dialog.showModal();
                 if (iid) {
                     iid.focus();
-                    iid.selectionStart = iid.value.length;
+                    iid.selectionStart = 0;
+                    iid.selectionEnd = iid.value.length;
                 }
             }, 150);
         });
diff --git a/web/kiri/index.css b/web/kiri/index.css
index e186e13d..f44da567 100644
--- a/web/kiri/index.css
+++ b/web/kiri/index.css
@@ -66,7 +66,7 @@
     .pop-lcol svg {
         font-size: 20px !important;
     }
-    #mod-x {
+    .mod-x {
         position: absolute;
         font-size: 30px;
         top: 8px;
@@ -329,10 +329,13 @@ details[open] > summary::after {
     /* color: #fff; */
     background-color: var(--blue-1);
 }
-.dark #modal {
+.dark #dialog {
+    background-color: rgba(150,100,100,0.85);
+}
+.dark #modal, .dark #dialog {
     color: #fff !important;
 }
-.dark #modal select {
+.dark #modal select, .dark #dialog select {
     color: #fff !important;
 }
 .dark .t-body,
@@ -1505,6 +1508,23 @@ details[open] > summary::after {
     justify-content: center;
 }
 
+#dialog {
+    position: fixed;
+    outline: none;
+    color: black;
+    top: 100px;
+    left: 50%;
+    transform: translateX(-50%);
+    background-color: rgba(255,200,200,0.75);
+    border: 0;
+    border-top: 5px solid white;
+    border-bottom: 5px solid white;
+    border-radius: 5px;
+    overflow: hidden;
+    margin: 0;
+    padding: 5px;
+}
+
 #modal {
     display: none;
     position: fixed;
@@ -1547,11 +1567,11 @@ details[open] > summary::after {
 #tool-cols {
     max-height: 350px;
 }
-.dark #mod-x {
+.dark .mod-x {
     border-color: #555;
     background-color: rgba(0,0,0,0.15);
 }
-#mod-x {
+.mod-x {
     border-radius: 5px;
     border: 2px solid rgba(255,255,255,0.5);
     background-color: rgba(255,255,255,0.5);
@@ -1560,7 +1580,7 @@ details[open] > summary::after {
     bottom: -20px;
     right: 0;
 }
-#mod-x svg {
+.mod-x svg {
     aspect-ratio: 1 / 1 !important;
 }
 #mod-setup {
diff --git a/web/kiri/index.html b/web/kiri/index.html
index 5ad87513..af53eba8 100644
--- a/web/kiri/index.html
+++ b/web/kiri/index.html
@@ -443,7 +443,7 @@
         <div id="modal-box" class="f-col">
 
         <!-- title bar and closer -->
-        <div class="mod-top f-row"><div id="mod-x"><i class="fas fa-times"></i></div></div>
+        <div class="mod-top f-row"><div id="mod-x" class="mod-x"><i class="fas fa-times"></i></div></div>
 
         <!-- help menu -->
         <div id="mod-help" class="mdialog f-col">
@@ -689,6 +689,9 @@
         <div class="mod-end"></div></div>
     </div>
 
+    <!-- prompts and other modals needed in electron -->
+    <dialog id="dialog"></dialog>
+
     <!-- click + drag mouse tracking  -->
     <div id="tracker"></div>