logikonline
57f913b92b
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Implement Open Graph social card image generation with customizable themes. Cards are dynamically rendered with repository name, description, owner avatar, and GitCaddy branding. Features: - Three built-in themes: dark (default), light, and colorful - 1200x630px cards optimized for social media platforms - Avatar fetching with caching and fallback to default - Text wrapping and truncation for long descriptions - Repository settings UI for theme selection - Migration to add social_card_theme column Technical implementation: - Uses golang.org/x/image for rendering with Inter font family - Singleton renderer pattern for font reuse - Endpoint: /:owner/:repo/socialcard.png - Integrates with Open Graph meta tags in head template Add Inter font files (Regular and Bold) and GitCaddy logo asset.
21 lines
477 B
Go
21 lines
477 B
Go
// Copyright 2026 The GitCaddy Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package socialcard
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import "sync"
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var (
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globalRenderer *Renderer
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globalRendererOnce sync.Once
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globalRendererErr error
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)
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// GlobalRenderer returns the singleton renderer, initializing on first call.
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func GlobalRenderer() (*Renderer, error) {
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globalRendererOnce.Do(func() {
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globalRenderer, globalRendererErr = NewRenderer()
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})
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return globalRenderer, globalRendererErr
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}
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