22 lines
790 B
Bash
22 lines
790 B
Bash
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#!/bin/sh
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# Writes the runtime configuration the page reads before the bundle runs, then
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# hands over to nginx.
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#
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# The front end is built once and served by many environments, so anything that
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# differs between them has to be resolved here rather than baked into the bundle.
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# Right now that is the origin of the theme service; an empty value leaves the
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# application on its own styling.
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set -eu
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CONFIG_DIR=/usr/share/nginx/html
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CONFIG_FILE="$CONFIG_DIR/runtime-config.js"
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# nginx serves its own error pages from this directory, so a read-only filesystem
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# would otherwise turn a missing file into a 500. The default is already in the
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# image, so this only replaces it.
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cat > "$CONFIG_FILE" <<CONFIG
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window.__GO_GUESS_CONFIG__ = { themeBaseUrl: "${THEME_BASE_URL:-}" }
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CONFIG
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exec "$@"
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