feat: add support for OpenAI API and multi-language digest generation

Author: buithehien1991

.github/workflows/daily-digest.yml

@@ -38,7 +38,11 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           ANTHROPIC_BASE_URL: ${{ secrets.ANTHROPIC_BASE_URL }}
           ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
+          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
+          OPENAI_BASE_URL: ${{ secrets.OPENAI_BASE_URL }}
+          OPENAI_MODEL: ${{ vars.OPENAI_MODEL }}
           DIGEST_REPO: ${{ github.repository }}
+          DIGEST_LANGS: ${{ vars.DIGEST_LANGS || 'vi' }}
         run: pnpm start
 
       - name: Commit digest files

.github/workflows/monthly-digest.yml

@@ -36,7 +36,11 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           ANTHROPIC_BASE_URL: ${{ secrets.ANTHROPIC_BASE_URL }}
           ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
+          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
+          OPENAI_BASE_URL: ${{ secrets.OPENAI_BASE_URL }}
+          OPENAI_MODEL: ${{ vars.OPENAI_MODEL }}
           DIGEST_REPO: ${{ github.repository }}
+          DIGEST_LANGS: ${{ vars.DIGEST_LANGS || 'vi' }}
         run: pnpm monthly
 
       - name: Commit monthly report

.github/workflows/weekly-digest.yml

@@ -36,7 +36,11 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           ANTHROPIC_BASE_URL: ${{ secrets.ANTHROPIC_BASE_URL }}
           ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
+          OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
+          OPENAI_BASE_URL: ${{ secrets.OPENAI_BASE_URL }}
+          OPENAI_MODEL: ${{ vars.OPENAI_MODEL }}
           DIGEST_REPO: ${{ github.repository }}
+          DIGEST_LANGS: ${{ vars.DIGEST_LANGS || 'vi' }}
         run: pnpm weekly
 
       - name: Commit weekly report

.gitignore

@@ -1,4 +1,5 @@
 .env
+.env.local
 .DS_Store
 node_modules/
 dist/

CLAUDE.md

@@ -15,12 +15,21 @@ pnpm format         # Prettier --write src
 pnpm format:check   # Prettier --check src
 ```
 
-Required env vars for local runs:
+Required env vars for local runs (set **one** LLM provider group):
 
 ```bash
 export GITHUB_TOKEN=ghp_xxxxx
+
+# Option A — OpenAI-compatible (takes precedence when OPENAI_API_KEY is set)
+export OPENAI_API_KEY=sk-xxxxx
+export OPENAI_BASE_URL=https://your-provider/v1  # optional
+export OPENAI_MODEL=gpt-4o                        # optional, default: gpt-4o
+
+# Option B — Anthropic (default when OPENAI_API_KEY is absent)
 export ANTHROPIC_API_KEY=sk-ant-xxxxx
 export ANTHROPIC_BASE_URL=https://api.kimi.com/coding/  # omit for Anthropic
+export ANTHROPIC_MODEL=claude-sonnet-4-6                # optional
+
 export DIGEST_REPO=owner/repo   # omit to skip GitHub issue creation
 ```
 

package.json

@@ -4,20 +4,21 @@
   "type": "module",
   "packageManager": "pnpm@9.15.9",
   "scripts": {
-    "start": "tsx src/index.ts",
+    "start": "tsx --env-file=.env.local src/index.ts",
     "typecheck": "tsc --noEmit",
     "lint": "eslint src",
     "lint:fix": "eslint src --fix",
     "format": "prettier --write src",
     "format:check": "prettier --check src",
     "manifest": "tsx src/generate-manifest.ts",
-    "weekly": "tsx src/weekly.ts",
-    "monthly": "tsx src/monthly.ts",
-    "notify": "tsx src/notify.ts"
+    "weekly": "tsx --env-file=.env.local src/weekly.ts",
+    "monthly": "tsx --env-file=.env.local src/monthly.ts",
+    "notify": "tsx --env-file=.env.local src/notify.ts"
   },
   "dependencies": {
     "@anthropic-ai/sdk": "^0.36.3",
-    "js-yaml": "^4.1.1"
+    "js-yaml": "^4.1.1",
+    "openai": "^6.27.0"
   },
   "devDependencies": {
     "@eslint/js": "^9",