Remove Lerna and tag-based release dispatch workflow (#1669)

* Remove lerna

* Remove tag-based CI workflow

* Update AGENTS.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: whitphx

.github/workflows/postbuild.yml

@@ -27,7 +27,6 @@ jobs:
       contents: read
     outputs:
       branch: ${{ steps.build-info.outputs.branch }}
-      tag: ${{ steps.build-info.outputs.tag }}
       trigger-sha: ${{ steps.build-info.outputs.trigger-sha }}
       head-sha: ${{ steps.build-info.outputs.head-sha }}
       pr-number: ${{ steps.build-info.outputs.pr-number }}
@@ -43,8 +42,6 @@ jobs:
         run: |
           echo "branch=$(cat branch)"
           echo "branch=$(cat branch)" >> $GITHUB_OUTPUT
-          echo "tag=$(cat tag)"
-          echo "tag=$(cat tag)" >> $GITHUB_OUTPUT
           echo "trigger-sha=$(cat trigger-sha)"
           echo "trigger-sha=$(cat trigger-sha)" >> $GITHUB_OUTPUT
           echo "head-sha=$(cat head-sha)"

.github/workflows/test-build.yml

@@ -3,7 +3,6 @@ name: Test and Build
 on:
   push:
     branches: [ "main" ]
-    tags: [ "v*" ]
   pull_request:
     branches: [ "main" ]
 
@@ -15,7 +14,7 @@ concurrency:
 env:
   python-version-file: ".python-version"
   node-version-file: ".nvmrc"
-  RUN_ALL_TESTS: ${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) || startsWith(github.ref, 'refs/tags/v') }}
+  RUN_ALL_TESTS: ${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}
 
 permissions: {}
 
@@ -24,7 +23,6 @@ jobs:
     runs-on: ubuntu-latest
     outputs:
       branch: ${{ steps.build-info.outputs.branch }}
-      tag: ${{ steps.build-info.outputs.tag }}
       trigger-sha: ${{ steps.build-info.outputs.trigger-sha }}
       head-sha: ${{ steps.build-info.outputs.head-sha }}
       pr-number: ${{ steps.build-info.outputs.pr-number }}
@@ -33,31 +31,20 @@ jobs:
         if: github.event_name == 'pull_request'
         run: |
           echo "${{ github.event.pull_request.head.ref }}" > branch
-          echo "" > tag
           echo "${{ github.event.pull_request.head.sha }}" > head-sha
           echo "${{ github.sha }}" > trigger-sha
           echo "${{ github.event.pull_request.number }}" > pr-number
       - name: Save build info (push, branch)
         if: github.event_name == 'push' && github.ref_type == 'branch'
         run: |
           echo "${{ github.ref_name }}" > branch
-          echo "" > tag
-          echo "${{ github.sha }}" > head-sha
-          echo "${{ github.sha }}" > trigger-sha
-          echo "" > pr-number
-      - name: Save build info (push, tag)
-        if: github.event_name == 'push' && github.ref_type == 'tag'
-        run: |
-          echo "" > branch
-          echo "${{ github.ref_name }}" > tag
           echo "${{ github.sha }}" > head-sha
           echo "${{ github.sha }}" > trigger-sha
           echo "" > pr-number
       - name: Output build info
         id: build-info
         run: |
           echo "branch=$(cat branch)" >> $GITHUB_OUTPUT
-          echo "tag=$(cat tag)" >> $GITHUB_OUTPUT
           echo "trigger-sha=$(cat trigger-sha)" >> $GITHUB_OUTPUT
           echo "head-sha=$(cat head-sha)" >> $GITHUB_OUTPUT
           echo "pr-number=$(cat pr-number)" >> $GITHUB_OUTPUT
@@ -67,7 +54,6 @@ jobs:
           name: build-info
           path: |
             branch
-            tag
             head-sha
             trigger-sha
             pr-number

AGENTS.md

@@ -4,7 +4,7 @@
 
 - `packages/` hosts the Yarn workspaces: `browser`, `sharing`, and `desktop` are user apps; `kernel` is the Pyodide core; `sharing-editor` is the editor client for `sharing`, and the rest (`common`, `common-react`, devutils) are support utilities.
 - `streamlit/` mirrors upstream Streamlit; `streamlit/frontend/app` is the upstream UI we reference (not build) when customizing `browser`, `sharing`, and `desktop`, while other `streamlit/frontend/*` packages (`lib`, `connection`, etc.) are consumed directly by our workspaces.
-- Supporting assets sit in `assets/`; Makefile + `lerna.json` orchestrate builds, and browser E2E specs live in `packages/browser/e2e-tests`.
+- Supporting assets sit in `assets/`; Makefile orchestrates builds, and browser E2E specs live in `packages/browser/e2e-tests`.
 
 ## Build, Test, and Development Commands
 

lerna.json

@@ -17,16 +17,13 @@
     "node": ">=22"
   },
   "scripts": {
-    "new-version": "lerna version",
     "prepare": "husky",
     "changeset": "changeset",
     "changeset:release": "changeset tag && git push --follow-tags"
   },
   "devDependencies": {
     "@changesets/changelog-github": "^0.5.1",
     "@changesets/cli": "^2.29.7",
-    "@lerna-lite/cli": "^4.3.0",
-    "@lerna-lite/version": "^4.3.0",
     "husky": "^9.1.7",
     "lint-staged": "^16.1.5",
     "typescript": "^5.9.2"