feat(onboarding): Add animated Sentry logo to SCM onboarding steps

static/app/components/animatedSentryLogo.tsx

@@ -0,0 +1,104 @@
+import {useId} from 'react';
+import {useTheme} from '@emotion/react';
+
+interface AnimatedSentryLogoProps {
+  /**
+   * Draw progress from 0 (no stroke) to 1 (fully drawn).
+   * Uses the stroke-dashoffset technique from the app loading screen.
+   */
+  progress: number;
+  className?: string;
+  size?: number;
+}
+
+const DASH_TOTAL = 1150;
+
+// Filled glyph (same path as index.ejs base + mask)
+const SENTRY_GLYPH =
+  'M223.687 85.56a28.02 28.02 0 0 0-24-13.559 28.02 28.02 0 0 0-24 13.559l-39.48 67.62a193.26 193.26 0 0 1 106.5 159.96h-27.72a166.07 166.07 0 0 0-92.76-136.32L85.687 240a95.52 95.52 0 0 1 55.38 73.02h-63.66a4.55 4.55 0 0 1-3.659-2.325 4.56 4.56 0 0 1-.06-4.335l17.64-30a64.4 64.4 0 0 0-20.16-11.4l-17.46 30a27.24 27.24 0 0 0 2.023 30.435 27.2 27.2 0 0 0 8.116 7.005 27.96 27.96 0 0 0 13.56 3.6h87.18a116.41 116.41 0 0 0-48-103.86l13.86-24a143.22 143.22 0 0 1 61.8 127.86h73.86a215.28 215.28 0 0 0-98.46-190.8l28.02-48a4.62 4.62 0 0 1 6.3-1.62c3.18 1.74 121.74 208.62 123.96 211.02a4.562 4.562 0 0 1-4.08 6.78h-28.56q.54 11.46 0 22.86h28.68a27.54 27.54 0 0 0 27.72-27.66 26.94 26.94 0 0 0-3.72-13.68z';
+
+// Stroke paths that trace the logo outline (one group from index.ejs)
+const STROKE_PATHS = [
+  'm82.8 253.5-12.7 22-12.5 21.2-.2.3v.1l-.2.2v.3a24 24 0 00.3 22.4l.3.6A24 24 0 0076.4 332h87l-3.2-21.8A115 115 0 00112 233l17.6-30.4a147 147 0 0166.8 112l1.3 17.5h65.6l-1.3-20.2a212 212 0 00-99.3-165.8l29.6-50.8a9 9 0 013.3-3.1 9 9 0 0112.1 3.1l122.2 209.2h.1a8 8 0 011 4v.2a8.5 8.5 0 01-8.6 8.5h-38.9',
+  'M92.5 268.7 88 276.6 71.4 305v.1a8 8 0 000 7.2l.2.4a8 8 0 006 3.4h67.3l-.6-3.4A99 99 0 0097.2 242.5l-6.8-4 33.4-57.8 6.9 4a163 163 0 0181.6 128.8l.2 2.7h33.7L246 313A196 196 0 00147.8 155.7l-7-4L178.6 87v-.1a25 25 0 0133-9.1l.8.3a25 25 0 019 8.9h.1v.2L343.7 296.4a24 24 0 013.3 12v.4a24.5 24.5 0 01-24.6 24.4H291.5',
+  'M85.7 264.5l-8.7 15-12.5 21.3-.1.2-.1.3A15.6 15.6 0 0076.9 324h77.2l-1.8-12.6a107 107 0 00-51-75.8l25.5-44.1A155 155 0 01204.3 314l.8 10.1h49.7l-.8-11.7A204 204 0 00151.8 148.9l33.6-57.7a17 17 0 0129.2 0L336.8 300.4a16 16 0 012.2 8.2 16.5 16.5 0 01-16.6 16.6H291.5',
+];
+
+/**
+ * Sentry brand mark with stroke-draw progress, adapted from the app
+ * loading animation in static/index.ejs. Single color, progress-driven
+ * instead of the looping multicolor original.
+ */
+export function AnimatedSentryLogo({
+  progress,
+  size = 72,
+  className,
+}: AnimatedSentryLogoProps) {
+  const theme = useTheme();
+  const id = useId();
+  const gooId = `goo-layer-${id}`;
+  const maskId = `mask-layer-${id}`;
+
+  const dashOffset = DASH_TOTAL * (1 - progress);
+
+  return (
+    <svg
+      width={size}
+      height={size}
+      viewBox="0 0 400 400"
+      fill="none"
+      xmlns="http://www.w3.org/2000/svg"
+      className={className}
+      role="img"
+      aria-label="Sentry"
+    >
+      <defs>
+        <filter id={gooId}>
+          <feGaussianBlur in="SourceGraphic" stdDeviation="8" result="blur" />
+          <feColorMatrix
+            in="blur"
+            type="matrix"
+            values="1 0 0 0 0  0 1 0 0 0  0 0 1 0 0  0 0 0 36 -4"
+            result="goo"
+          />
+          <feComposite in="SourceGraphic" in2="goo" operator="atop" />
+        </filter>
+      </defs>
+
+      <mask
+        id={maskId}
+        width="300"
+        height="265"
+        x="50"
+        y="72"
+        maskUnits="userSpaceOnUse"
+        style={{maskType: 'alpha'}}
+      >
+        <path fill={theme.tokens.content.accent} d={SENTRY_GLYPH} />
+      </mask>
+
+      {/* Muted base shape */}
+      <path fill={theme.tokens.graphics.neutral.muted} d={SENTRY_GLYPH} />
+
+      {/* Stroke-draw overlay, masked to the logo shape */}
+      <g
+        mask={`url(#${maskId})`}
+        filter={`url(#${gooId})`}
+        stroke={theme.tokens.content.accent}
+        strokeWidth="5"
+        strokeLinecap="round"
+        strokeLinejoin="round"
+      >
+        {STROKE_PATHS.map((d, i) => (
+          <path
+            key={i}
+            d={d}
+            strokeDasharray={DASH_TOTAL}
+            strokeDashoffset={dashOffset}
+            style={{transition: 'stroke-dashoffset 600ms ease-out'}}
+          />
+        ))}
+      </g>
+    </svg>
+  );
+}

static/app/views/onboarding/onboarding.tsx

@@ -3,9 +3,10 @@ import styled from '@emotion/styled';
 import {AnimatePresence, motion} from 'framer-motion';
 
 import {Button} from '@sentry/scraps/button';
-import {Stack} from '@sentry/scraps/layout';
+import {Container, Stack} from '@sentry/scraps/layout';
 import {Link} from '@sentry/scraps/link';
 
+import {AnimatedSentryLogo} from 'sentry/components/animatedSentryLogo';
 import Hook from 'sentry/components/hook';
 import {LogoSentry} from 'sentry/components/logoSentry';
 import {
@@ -101,6 +102,16 @@ const scmOnboardingSteps: StepDescriptor[] = [
   },
 ];
 
+/**
+ * The SCM steps that display the animated logo progress indicator.
+ * Order determines the progress level (first = 0, last = 1).
+ */
+const SCM_LOGO_STEPS = [
+  OnboardingStepId.SCM_CONNECT,
+  OnboardingStepId.SCM_PLATFORM_FEATURES,
+  OnboardingStepId.SCM_PROJECT_DETAILS,
+];
+
 function WelcomeVariable(props: StepProps) {
   const hasNewWelcomeUI = useHasNewWelcomeUI();
 
@@ -117,7 +128,9 @@ interface ContainerVariableProps {
 
 function ContainerVariable(props: PropsWithChildren<ContainerVariableProps>) {
   const newWelcomeUIStep = props.hasNewWelcomeUI && props.id === OnboardingStepId.WELCOME;
-  const Component = newWelcomeUIStep ? ContainerNewWelcomeUI : Container;
+  const Component = newWelcomeUIStep
+    ? OnboardingContainerNewWelcomeUI
+    : OnboardingContainer;
 
   return (
     <Component hasFooter={props.hasFooter || newWelcomeUIStep}>
@@ -302,6 +315,12 @@ export function OnboardingWithoutContext() {
     );
   };
 
+  const scmLogoIndex = stepObj ? SCM_LOGO_STEPS.indexOf(stepObj.id) : -1;
+  const scmLogoProgress =
+    scmLogoIndex >= 0 && SCM_LOGO_STEPS.length > 1
+      ? scmLogoIndex / (SCM_LOGO_STEPS.length - 1)
+      : null;
+
   // Redirect to the first step if we end up in an invalid state
   const isInvalidDocsStep = stepId === 'setup-docs' && !projectSlug;
   if (!stepObj || stepIndex === -1 || isInvalidDocsStep) {
@@ -372,6 +391,11 @@ export function OnboardingWithoutContext() {
             </Button>
           </BackMotionDiv>
         )}
+        {scmLogoProgress !== null && (
+          <Container alignSelf="center">
+            <AnimatedSentryLogo progress={scmLogoProgress} />
+          </Container>
+        )}
         <AnimatePresence mode="wait" onExitComplete={updateAnimationState}>
           <OnboardingStepVariable id={stepObj.id} hasNewWelcomeUI={hasNewWelcomeUI}>
             {stepObj.Component && (
@@ -402,7 +426,7 @@ function Onboarding() {
   );
 }
 
-const ContainerNewWelcomeUI = styled('div')<{hasFooter: boolean}>`
+const OnboardingContainerNewWelcomeUI = styled('div')<{hasFooter: boolean}>`
   flex-grow: 1;
   display: flex;
   flex-direction: column;
@@ -421,7 +445,7 @@ const ContainerNewWelcomeUI = styled('div')<{hasFooter: boolean}>`
   }
 `;
 
-const Container = styled('div')<{hasFooter: boolean}>`
+const OnboardingContainer = styled('div')<{hasFooter: boolean}>`
   flex-grow: 1;
   display: flex;
   flex-direction: column;