alexei.dolgolyov
5558396bb7
Embed SvelteKit static build in Go binary via go:embed. Event bus for pub/sub with deploy log, instance status, and deploy status events. SSE endpoints for real-time streaming. Frontend SSE client with exponential backoff reconnection. Makefile for build pipeline. Update Phase 12 auth plan with OAuth2/OIDC support.
43 lines
1.0 KiB
Go
43 lines
1.0 KiB
Go
package api
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import (
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"io/fs"
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"net/http"
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"strings"
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)
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// StaticHandler serves embedded SPA files with fallback to index.html
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// for all non-API routes (SPA client-side routing support).
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func StaticHandler(webFS fs.FS) http.Handler {
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fileServer := http.FileServer(http.FS(webFS))
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// Skip API routes — they are handled by the API router.
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if strings.HasPrefix(r.URL.Path, "/api") {
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http.NotFound(w, r)
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return
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}
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// Try to serve the exact file.
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path := strings.TrimPrefix(r.URL.Path, "/")
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if path == "" {
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path = "index.html"
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}
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// Check if file exists in the embedded FS.
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f, err := webFS.Open(path)
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if err == nil {
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f.Close()
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// Clear the JSON content-type set by middleware — let file server decide.
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w.Header().Del("Content-Type")
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fileServer.ServeHTTP(w, r)
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return
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}
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// File not found: serve index.html for SPA client-side routing.
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r.URL.Path = "/"
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w.Header().Del("Content-Type")
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fileServer.ServeHTTP(w, r)
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})
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}
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