quantmind · lsbardel · May 22, 2026 · May 22, 2026 · May 22, 2026 · May 22, 2026
diff --git a/.dockerignore b/.dockerignore
@@ -14,3 +14,5 @@ __pycache__
 .pytest_cache
 .codebuild
 .gihub
+frontend/node_modules
+frontend/src/.observablehq
diff --git a/.gitignore b/.gitignore
@@ -40,7 +40,7 @@ _build
 docs/design
 app/docs
 app/examples
-app/frontend/node_modules
-app/frontend/src/.observablehq
+frontend/node_modules
+frontend/src/.observablehq
 docs/assets/examples
 docs/examples/output
diff --git a/Makefile b/Makefile
@@ -30,7 +30,7 @@ docs-serve:			## serve docs, examples, and API with auto-reload
 .PHONY: frontend-build
 frontend-build:			## build Observable frontend examples
 	@rm -rf app/examples
-	@npm --prefix app/frontend run build
+	@npm --prefix frontend run build
 
 .PHONY: frontend-serve
 frontend-serve:			## serve Observable frontend with auto-reload

diff --git a/dev/docs-serve b/dev/docs-serve
@@ -7,7 +7,7 @@ API_PORT=${API_PORT:-8001}
 FRONTEND_ORIGIN=${FRONTEND_ORIGIN:-http://127.0.0.1:${OBSERVABLE_PORT}}
 QUANTFLOW_API_ORIGIN=${QUANTFLOW_API_ORIGIN:-http://127.0.0.1:${API_PORT}}
 
-npm --prefix app/frontend exec concurrently -- \
+npm --prefix frontend exec concurrently -- \
     --kill-others \
     --names docs,examples,api \
     --prefix "[{name}]" \

diff --git a/dev/frontend-serve b/dev/frontend-serve
@@ -5,4 +5,4 @@ OBSERVABLE_PORT=${OBSERVABLE_PORT:-3001}
 
 echo "Examples: http://127.0.0.1:${OBSERVABLE_PORT}"
 
-npm --prefix app/frontend run dev -- --host 127.0.0.1 --port ${OBSERVABLE_PORT}
+npm --prefix frontend run dev -- --host 127.0.0.1 --port ${OBSERVABLE_PORT}
diff --git a/dev/quantflow.dockerfile b/dev/quantflow.dockerfile
@@ -5,8 +5,11 @@ FROM ghcr.io/astral-sh/uv:python3.14-bookworm-slim AS builder
 WORKDIR /build
 
 # Install Chromium for kaleido (Plotly static image export used by docs examples)
+# Install Node.js for Observable Framework frontend build
 RUN apt-get update && apt-get install -y --no-install-recommends \
     chromium \
+    nodejs \
+    npm \
     && rm -rf /var/lib/apt/lists/*
 
 # Copy dependency files
@@ -20,7 +23,10 @@ COPY mkdocs.yml ./
 COPY dev/ ./dev/
 COPY docs/ ./docs/
 COPY quantflow/ ./quantflow/
+COPY frontend/ ./frontend/
 COPY app/ ./app/
+RUN npm --prefix frontend install
+RUN npm --prefix frontend run build
 RUN uv run ./dev/build-examples
 RUN uv run mkdocs build
 

diff --git a/app/frontend/observablehq.config.js → frontend/observablehq.config.js b/app/frontend/observablehq.config.js → frontend/observablehq.config.js
@@ -11,7 +11,7 @@ const headSnippet = readFileSync(resolve(__dirname, "../../docs/assets/logos/hea
 export default {
   title: "Quantflow Examples",
   root: "src",
-  output: "../examples",
+  output: "../app/examples",
   base: "/examples",
   head: `<meta name="quantflow-api-origin" content="${apiOrigin}">\n${headSnippet}`,
   style: "style.css",

diff --git a/app/frontend/package-lock.json → frontend/package-lock.json b/app/frontend/package-lock.json → frontend/package-lock.json
diff --git a/app/frontend/package.json → frontend/package.json b/app/frontend/package.json → frontend/package.json
diff --git a/app/frontend/src/cointegration.md → frontend/src/cointegration.md b/app/frontend/src/cointegration.md → frontend/src/cointegration.md
diff --git a/app/frontend/src/heston-vol-surface.md → frontend/src/heston-vol-surface.md b/app/frontend/src/heston-vol-surface.md → frontend/src/heston-vol-surface.md
diff --git a/app/frontend/src/hurst.md → frontend/src/hurst.md b/app/frontend/src/hurst.md → frontend/src/hurst.md
diff --git a/app/frontend/src/index.md → frontend/src/index.md b/app/frontend/src/index.md → frontend/src/index.md
diff --git a/app/frontend/src/lib/api.ts → frontend/src/lib/api.ts b/app/frontend/src/lib/api.ts → frontend/src/lib/api.ts
diff --git a/app/frontend/src/lib/palette.ts → frontend/src/lib/palette.ts b/app/frontend/src/lib/palette.ts → frontend/src/lib/palette.ts
diff --git a/app/frontend/src/sampling.md → frontend/src/sampling.md b/app/frontend/src/sampling.md → frontend/src/sampling.md
diff --git a/app/frontend/src/style.css → frontend/src/style.css b/app/frontend/src/style.css → frontend/src/style.css
diff --git a/app/frontend/src/supersmoother.md → frontend/src/supersmoother.md b/app/frontend/src/supersmoother.md → frontend/src/supersmoother.md
diff --git a/app/frontend/src/volatility-surface.md → frontend/src/volatility-surface.md b/app/frontend/src/volatility-surface.md → frontend/src/volatility-surface.md
diff --git a/app/frontend/src/yield-curve.md → frontend/src/yield-curve.md b/app/frontend/src/yield-curve.md → frontend/src/yield-curve.md
diff --git a/pyproject.toml b/pyproject.toml
@@ -134,17 +134,10 @@ exclude_also = [
 
 [tool.isort]
 profile = "black"
-skip_glob = [
-    "app/frontend/*",
-]
 
 [tool.black]
-extend-exclude = "/app/frontend/"
 
 [tool.ruff]
-exclude = [
-    "app/frontend",
-]
 lint.select = [
     "E",
     "F",
@@ -158,9 +151,6 @@ path = "quantflow/__init__.py"
 # strict = true
 disallow_untyped_calls = true
 disallow_untyped_defs = true
-exclude = [
-    "^app/frontend/",
-]
 warn_no_return = true
 disable_error_code = [
     "prop-decorator",
Original file line number	Diff line number	Diff line change
Expand Up		@@ -5,4 +5,4 @@ OBSERVABLE_PORT=${OBSERVABLE_PORT:-3001}

		echo "Examples: http://127.0.0.1:${OBSERVABLE_PORT}"

		npm --prefix app/frontend run dev -- --host 127.0.0.1 --port ${OBSERVABLE_PORT}
		npm --prefix frontend run dev -- --host 127.0.0.1 --port ${OBSERVABLE_PORT}