feat!: convert to frontend-base application

Follows the frontend-base migration how-to to turn this template into
a library that plugs into the Open edX frontend shell, rather than a
standalone webpack-bundled MFE.

Co-Authored-By: Claude <noreply@anthropic.com>

Author: arbrandes

.env

@@ -27,6 +27,8 @@ jobs:
       run: npm run test
     - name: Build
       run: npm run build
+    - name: Build (CI)
+      run: npm run build:ci
     - name: i18n_extract
       run: npm run i18n_extract
     - name: Coverage

.env.development

@@ -1,21 +1,19 @@
-.DS_Store
-.eslintcache
-.idea
 node_modules
 npm-debug.log
 coverage
-module.config.js
-
 dist/
-src/i18n/transifex_input.json
-temp/babel-plugin-react-intl
+packages/
+/.turbo
+/turbo.json
+/*.tgz
 
-### pyenv ###
-.python-version
+### i18n ###
+src/i18n/transifex_input.json
+src/i18n/messages.ts
+src/i18n/messages/
 
-### Emacs ###
+### Editors ###
+.DS_Store
 *~
 /temp
 /.vscode
-
-webpack.dev-tutor.config.js

.env.test

@@ -1,12 +1 @@
-.eslintignore
-.eslintrc.json
-.gitignore
-.travis.yml
-docker-compose.yml
-Dockerfile
-Makefile
-npm-debug.log
-
-coverage
 node_modules
-public

.eslintignore

@@ -1,10 +1,5 @@
-intl_imports = ./node_modules/.bin/intl-imports.js
-transifex_utils = ./node_modules/.bin/transifex-utils.js
+TURBO = TURBO_TELEMETRY_DISABLED=1 turbo --dangerously-disable-package-manager-check
 i18n = ./src/i18n
-transifex_input = $(i18n)/transifex_input.json
-
-# This directory must match .babelrc .
-transifex_temp = ./temp/babel-plugin-formatjs
 
 precommit:
 	npm run lint
@@ -13,32 +8,55 @@ precommit:
 requirements:
 	npm ci
 
-i18n.extract:
-	# Pulling display strings from .jsx files into .json files...
-	rm -rf $(transifex_temp)
-	npm run-script i18n_extract
+# turbo.site.json is the standalone turbo config for this package.  It is
+# renamed to avoid conflicts with turbo v2's workspace validation, which
+# rejects root task syntax (//#) and requires "extends" in package-level
+# turbo.json files, such as when running in a site repository. The targets
+# below copy it into place before running turbo and clean up after.
+turbo.json: turbo.site.json
+	cp $< $@
+
+# NPM doesn't bin-link workspace packages during install, so it must be done manually.
+bin-link:
+	[ -f packages/frontend-base/package.json ] && npm rebuild --ignore-scripts @openedx/frontend-base || true
+
+build-packages: turbo.json
+	$(TURBO) run build; rm -f turbo.json
+	$(MAKE) bin-link
 
-i18n.concat:
-	# Gathering JSON messages into one file...
-	$(transifex_utils) $(transifex_temp) $(transifex_input)
+clean-packages: turbo.json
+	$(TURBO) run clean; rm -f turbo.json
 
-extract_translations: | requirements i18n.extract i18n.concat
+dev-packages: build-packages turbo.json
+	$(TURBO) run watch:build dev:site; rm -f turbo.json
+
+dev-site: bin-link
+	npm run dev
+
+extract_translations: | requirements
+	npm run i18n_extract
 
 # Despite the name, we actually need this target to detect changes in the incoming translated message files as well.
 detect_changed_source_translations:
 	# Checking for changed translations...
 	git diff --exit-code $(i18n)
 
 # Pulls translations using atlas.
-pull_translations:
-	mkdir src/i18n/messages
-	cd src/i18n/messages \
-	   && atlas pull $(ATLAS_OPTIONS) \
-	            translations/frontend-platform/src/i18n/messages:frontend-platform \
-	            translations/paragon/src/i18n/messages:paragon \
-	            translations/frontend-component-footer/src/i18n/messages:frontend-component-footer \
-	            translations/frontend-component-header/src/i18n/messages:frontend-component-header \
-	            translations/frontend-template-application/src/i18n/messages:frontend-template-application
-
-	$(intl_imports) frontend-platform paragon frontend-component-header frontend-component-footer frontend-template-application
-
+pull_translations: | requirements
+	npm run translations:pull -- --atlas-options="$(ATLAS_OPTIONS)"
+
+clean:
+	rm -rf dist
+
+build:
+	tsc --project tsconfig.build.json
+	find src -type f \( -name '*.scss' -o -path '*/assets/*' \) -exec sh -c '\
+	  for f in "$$@"; do \
+	    d="dist/$${f#src/}"; \
+	    mkdir -p "$$(dirname "$$d")"; \
+	    cp "$$f" "$$d"; \
+	  done' sh {} +
+	tsc-alias -p tsconfig.build.json
+
+build-ci:
+	SITE_CONFIG_PATH=site.config.ci.tsx openedx build