HKUDS · SCW5370 · Apr 12, 2026
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
@@ -98,16 +98,6 @@ jobs:
           pip install -r requirements/server.txt
           pip install pytest pytest-asyncio
 
-      - name: Create minimal runtime config
-        run: |
-          mkdir -p data/user/settings
-          cat > data/user/settings/main.yaml <<'YAML'
-          system:
-            language: en
-          logging:
-            level: WARNING
-          YAML
-
       - name: Run smoke tests
         run: |
           echo "🧪 Running smoke test subset"

diff --git a/Dockerfile b/Dockerfile
@@ -15,10 +15,7 @@
 # ============================================
 # Stage 1: Frontend Builder
 # ============================================
-# Run on the build platform natively (not under QEMU emulation).
-# The output is platform-independent static assets (JS/HTML/CSS),
-# so there is no need to cross-compile this stage.
-FROM --platform=$BUILDPLATFORM node:22-slim AS frontend-builder
+FROM node:22-slim AS frontend-builder
 
 WORKDIR /app/web
 
@@ -28,10 +25,8 @@ ARG BACKEND_PORT=8001
 # Copy package files first for better caching
 COPY web/package.json web/package-lock.json* ./
 
-# Install dependencies with generous timeout for CI environments
-RUN npm config set fetch-timeout 600000 && \
-    npm config set fetch-retries 5 && \
-    npm ci --legacy-peer-deps
+# Install dependencies
+RUN npm ci --legacy-peer-deps
 
 # Copy frontend source code
 COPY web/ ./
@@ -44,14 +39,6 @@ RUN echo "NEXT_PUBLIC_API_BASE=__NEXT_PUBLIC_API_BASE_PLACEHOLDER__" > .env.loca
 # This allows runtime environment variable injection
 RUN npm run build
 
-# ============================================
-# Stage 1b: Node Runtime for Target Platform
-# ============================================
-# Provides the correctly-architected node binary for the final image.
-# Unlike frontend-builder (pinned to BUILDPLATFORM), this stage pulls
-# the node image matching each target platform (amd64 / arm64).
-FROM node:22-slim AS node-runtime
-
 # ============================================
 # Stage 2: Python Base with Dependencies
 # ============================================
@@ -127,9 +114,9 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     libxrender1 \
     && rm -rf /var/lib/apt/lists/*
 
-# Copy Node.js from node-runtime stage (platform-matched binary)
-COPY --from=node-runtime /usr/local/bin/node /usr/local/bin/node
-COPY --from=node-runtime /usr/local/lib/node_modules /usr/local/lib/node_modules
+# Copy Node.js from frontend-builder stage (avoids re-downloading from NodeSource)
+COPY --from=frontend-builder /usr/local/bin/node /usr/local/bin/node
+COPY --from=frontend-builder /usr/local/lib/node_modules /usr/local/lib/node_modules
 RUN ln -sf /usr/local/lib/node_modules/npm/bin/npm-cli.js /usr/local/bin/npm \
     && ln -sf /usr/local/lib/node_modules/npm/bin/npx-cli.js /usr/local/bin/npx \
     && node --version && npm --version

diff --git a/README.md b/README.md
@@ -4,8 +4,6 @@
 
 # DeepTutor: Agent-Native Personalized Tutoring
 
-<a href="https://trendshift.io/repositories/17099" target="_blank"><img src="https://trendshift.io/api/badge/repositories/17099" alt="HKUDS%2FDeepTutor | Trendshift" style="width: 250px; height: 55px;" width="250" height="55"/></a>
-
 [![Python 3.11+](https://img.shields.io/badge/Python-3.11%2B-3776AB?style=flat-square&logo=python&logoColor=white)](https://www.python.org/downloads/)
 [![Next.js 16](https://img.shields.io/badge/Next.js-16-000000?style=flat-square&logo=next.js&logoColor=white)](https://nextjs.org/)
 [![License](https://img.shields.io/badge/License-Apache_2.0-blue?style=flat-square)](LICENSE)
@@ -35,17 +33,9 @@
 
 ### 📦 Releases
 
-> **[2026.4.11]** [v1.0.2](https://github.com/HKUDS/DeepTutor/releases/tag/v1.0.2) — Search consolidation simplification with SearXNG fallback, provider switch fix, explicit runtime config in test runner, and frontend resource leak fixes.
-
-> **[2026.4.10]** [v1.0.1](https://github.com/HKUDS/DeepTutor/releases/tag/v1.0.1) — New Visualize capability with Chart.js/SVG rendering pipeline, quiz duplicate prevention with generation history, o4-mini model support, and server logging improvements.
-
-> **[2026.4.10]** [v1.0.0-beta.4](https://github.com/HKUDS/DeepTutor/releases/tag/v1.0.0-beta.4) — Embedding progress tracking with HTTP 429 rate limit retry, cross-platform start tour dependency management, and case-insensitive MIME validation fix.
-
-> **[2026.4.8]** [v1.0.0-beta.3](https://github.com/HKUDS/DeepTutor/releases/tag/v1.0.0-beta.3) — Remove litellm dependency with native OpenAI/Anthropic SDK providers, Windows Math Animator compatibility, robust JSON parsing for LLM outputs, Guided Learning KaTeX & navigation fixes, and full i18n coverage for Chinses.
-
 > **[2026.4.7]** [v1.0.0-beta.2](https://github.com/HKUDS/DeepTutor/releases/tag/v1.0.0-beta.2) — Runtime cache invalidation for hot settings reload, MinerU nested output support, mimic WebSocket fix, Python 3.11+ minimum, and CI improvements.
 
-> **[2026.4.4]** [v1.0.0-beta.1](https://github.com/HKUDS/DeepTutor/releases/tag/v1.0.0-beta.1) — Agent-native architecture rewrite (～200k lines) with two-layer plugin model (Tools + Capabilities), CLI & SDK entry points, TutorBot multi-channel bot agent, Co-Writer, Guided Learning, and persistent memory.
+> **[2026.4.4]** [v1.0.0-beta.1](https://github.com/HKUDS/DeepTutor/releases/tag/v1.0.0-beta.1) — Agent-native architecture rewrite (DeepTutor 2.0) with two-layer plugin model (Tools + Capabilities), CLI & SDK entry points, TutorBot multi-channel bot agent, Co-Writer, Guided Learning, and persistent memory.
 
 <details>
 <summary><b>Past releases</b></summary>
@@ -141,71 +131,6 @@ EMBEDDING_HOST=https://api.openai.com/v1
 EMBEDDING_DIMENSION=3072
 ```
 
-<details>
-<summary><b>Supported LLM Providers</b></summary>
-
-| Provider | Binding | Default Base URL |
-|:--|:--|:--|
-| AiHubMix | `aihubmix` | `https://aihubmix.com/v1` |
-| Anthropic | `anthropic` | `https://api.anthropic.com/v1` |
-| Azure OpenAI | `azure_openai` | — |
-| BytePlus | `byteplus` | `https://ark.ap-southeast.bytepluses.com/api/v3` |
-| BytePlus Coding Plan | `byteplus_coding_plan` | `https://ark.ap-southeast.bytepluses.com/api/coding/v3` |
-| Custom (OpenAI-compat) | `custom` | — |
-| DashScope (Qwen) | `dashscope` | `https://dashscope.aliyuncs.com/compatible-mode/v1` |
-| DeepSeek | `deepseek` | `https://api.deepseek.com` |
-| Gemini | `gemini` | `https://generativelanguage.googleapis.com/v1beta/openai/` |
-| GitHub Copilot | `github_copilot` | `https://api.githubcopilot.com` |
-| Groq | `groq` | `https://api.groq.com/openai/v1` |
-| MiniMax | `minimax` | `https://api.minimax.io/v1` |
-| Mistral | `mistral` | `https://api.mistral.ai/v1` |
-| Moonshot (Kimi) | `moonshot` | `https://api.moonshot.ai/v1` |
-| Ollama | `ollama` | `http://localhost:11434/v1` |
-| OpenAI | `openai` | `https://api.openai.com/v1` |
-| OpenAI Codex | `openai_codex` | `https://chatgpt.com/backend-api` |
-| OpenRouter | `openrouter` | `https://openrouter.ai/api/v1` |
-| OpenVINO Model Server | `ovms` | `http://localhost:8000/v3` |
-| Qianfan (Ernie) | `qianfan` | `https://qianfan.baidubce.com/v2` |
-| SiliconFlow | `siliconflow` | `https://api.siliconflow.cn/v1` |
-| Step Fun | `stepfun` | `https://api.stepfun.com/v1` |
-| vLLM | `vllm` | `http://localhost:8000/v1` |
-| VolcEngine | `volcengine` | `https://ark.cn-beijing.volces.com/api/v3` |
-| VolcEngine Coding Plan | `volcengine_coding_plan` | `https://ark.cn-beijing.volces.com/api/coding/v3` |
-| Xiaomi MIMO | `xiaomi_mimo` | `https://api.xiaomimimo.com/v1` |
-| Zhipu AI (GLM) | `zhipu` | `https://open.bigmodel.cn/api/paas/v4` |
-
-</details>
-
-<details>
-<summary><b>Supported Embedding Providers</b></summary>
-
-Embedding uses the same provider list as LLM. Common choices:
-
-| Provider | Binding | Model Example |
-|:--|:--|:--|
-| OpenAI | `openai` | `text-embedding-3-large` |
-| DashScope | `dashscope` | `text-embedding-v3` |
-| Ollama | `ollama` | `nomic-embed-text` |
-| SiliconFlow | `siliconflow` | `BAAI/bge-m3` |
-| vLLM | `vllm` | Any embedding model |
-| Any OpenAI-compatible | `custom` | — |
-
-</details>
-
-<details>
-<summary><b>Supported Web Search Providers</b></summary>
-
-| Provider | Env Key | Notes |
-|:--|:--|:--|
-| Brave | `BRAVE_API_KEY` | Recommended, free tier available |
-| Tavily | `TAVILY_API_KEY` | |
-| Jina | `JINA_API_KEY` | |
-| SearXNG | — | Self-hosted, no API key needed |
-| DuckDuckGo | — | No API key needed |
-| Perplexity | `PERPLEXITY_API_KEY` | Requires API key |
-
-</details>
-
 **3. Start services**
 
 ```bash
@@ -589,7 +514,7 @@ deeptutor session open <id>                         # Resume in REPL
 | `deeptutor config show` | Print current configuration summary |
 | `deeptutor plugin list` | List registered tools and capabilities |
 | `deeptutor plugin info <name>` | Show tool or capability details |
-| `deeptutor provider login <provider>` | Provider auth (`openai-codex` OAuth login; `github-copilot` validates an existing Copilot auth session) |
+| `deeptutor provider login <provider>` | OAuth login (`openai-codex`, `github-copilot`) |
 
 </details>