From 3b6d0b736befa16ff2a71395c2a8ec0a243f6f38 Mon Sep 17 00:00:00 2001
From: Oleksii Sholik <oleksii@sholik.dev>
Date: Fri, 12 Dec 2025 12:48:24 +0100
Subject: [PATCH 1/3] Split and rename Autoformatting workflow into separate
 formatting checks for TS and Elixir

---
 ...format.yml => elixir_check_formatting.yml} | 50 +++----------------
 .github/workflows/ts_check_formatting.yml     | 39 +++++++++++++++
 2 files changed, 47 insertions(+), 42 deletions(-)
 rename .github/workflows/{autoformat.yml => elixir_check_formatting.yml} (63%)
 create mode 100644 .github/workflows/ts_check_formatting.yml

diff --git a/.github/workflows/autoformat.yml b/.github/workflows/elixir_check_formatting.yml
similarity index 63%
rename from .github/workflows/autoformat.yml
rename to .github/workflows/elixir_check_formatting.yml
index 82ad018b3e..42923fbc1c 100644
--- a/.github/workflows/autoformat.yml
+++ b/.github/workflows/elixir_check_formatting.yml
@@ -1,55 +1,21 @@
-name: Autoformat & Linting
-
-# Note: For pull requests, GitHub Actions automatically creates a merge commit
-# between your branch and the target branch (usually main), then runs checks on
-# that merged state. This ensures the code will be properly formatted after merge.
-# If this check fails, you may need to merge main into your branch first.
+name: Elixir formatting
 
 on:
-  push:
-    branches: ['main']
-    paths-ignore:
-      - '**/README.md'
-      - 'integration-tests/**'
   pull_request:
-    paths-ignore:
-      - '**/README.md'
-      - 'integration-tests/**'
+    paths:
+      - 'packages/electric-telemetry/**'
+      - 'packages/elixir-client/**'
+      - 'packages/sync-service/**'
 
 permissions:
   contents: read
 
 jobs:
-  typescript_formatting:
-    name: TypeScript formatting and linting
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Setup pnpm
-        uses: pnpm/action-setup@v4
-
-      - name: Setup Node.js
-        uses: actions/setup-node@v4
-        with:
-          node-version-file: '.tool-versions'
-          cache: 'pnpm'
-
-      - name: Install dependencies
-        run: pnpm install --frozen-lockfile
-
-      - name: Check Prettier formatting
-        run: pnpm run format:check
-
-      - name: Check ESLint (all packages)
-        run: pnpm run stylecheck-all
-
-  elixir_formatting:
+  elixir_check_formatting:
     strategy:
       matrix:
         package: [sync-service, elixir-client, electric-telemetry]
-    name: Elixir formatting and linting
+    name: Check Elixir formatting and compilation issues
     runs-on: ubuntu-latest
     defaults:
       run:
@@ -98,5 +64,5 @@ jobs:
       - name: Check Elixir formatting
         run: mix format --check-formatted
 
-      - name: Check Elixir compiles without warnings
+      - name: Check the package compiles without warnings
         run: mix compile --force --all-warnings --warnings-as-errors
diff --git a/.github/workflows/ts_check_formatting.yml b/.github/workflows/ts_check_formatting.yml
new file mode 100644
index 0000000000..866266c63b
--- /dev/null
+++ b/.github/workflows/ts_check_formatting.yml
@@ -0,0 +1,39 @@
+name: TS formatting
+
+on:
+  pull_request:
+    paths-ignore:
+      - '**/README.md'
+      - 'integration-tests/**'
+      - 'packages/electric-telemetry/**'
+      - 'packages/elixir-client/**'
+      - 'packages/sync-service/**'
+
+permissions:
+  contents: read
+
+jobs:
+  ts_check_formatting:
+    name: Check formatting of TS packages, examples and website
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: '.tool-versions'
+          cache: 'pnpm'
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Check Prettier formatting
+        run: pnpm run format:check
+
+      - name: Check ESLint (all packages)
+        run: pnpm run stylecheck-all

From a25a878e90ab20b01e5f7f948a88897e82519cb1 Mon Sep 17 00:00:00 2001
From: Oleksii Sholik <oleksii@sholik.dev>
Date: Fri, 12 Dec 2025 12:54:50 +0100
Subject: [PATCH 2/3] Remove no longer used Mix config

---
 packages/elixir-client/mix.exs | 11 -----------
 packages/sync-service/mix.exs  | 11 -----------
 2 files changed, 22 deletions(-)

diff --git a/packages/elixir-client/mix.exs b/packages/elixir-client/mix.exs
index 61a4765866..5d8992e8d2 100644
--- a/packages/elixir-client/mix.exs
+++ b/packages/elixir-client/mix.exs
@@ -17,17 +17,6 @@ defmodule Electric.Client.MixProject do
       package: package(),
       source_url: "#{@github_repo}/tree/main/packages/elixir-client",
       homepage_url: "https://electric-sql.com",
-      # This will go away after we upgrade Elixir to 1.19, which expects the public `cli/0`
-      # function to be defined instead.
-      preferred_cli_env: [
-        dialyzer: :test,
-        coveralls: :test,
-        "coveralls.detail": :test,
-        "coveralls.post": :test,
-        "coveralls.html": :test,
-        "coveralls.cobertura": :test,
-        "coveralls.lcov": :test
-      ],
       test_coverage: [
         tool: ExCoveralls,
         ignore_modules: [
diff --git a/packages/sync-service/mix.exs b/packages/sync-service/mix.exs
index 889c837ed0..dc5ae5737b 100644
--- a/packages/sync-service/mix.exs
+++ b/packages/sync-service/mix.exs
@@ -33,17 +33,6 @@ defmodule Electric.MixProject do
       start_permanent: Mix.env() == :prod,
       deps: deps(),
       aliases: aliases(),
-      # This will go away after we upgrade Elixir to 1.19, which expects the public `cli/0`
-      # function to be defined instead.
-      preferred_cli_env: [
-        dialyzer: :test,
-        coveralls: :test,
-        "coveralls.detail": :test,
-        "coveralls.post": :test,
-        "coveralls.html": :test,
-        "coveralls.cobertura": :test,
-        "coveralls.lcov": :test
-      ],
       releases: [
         electric: [
           applications: @telemetry_applications_in_release,

From 3bea9447b5fb4e02833f8c8125702a5cb2c0c7ee Mon Sep 17 00:00:00 2001
From: Oleksii Sholik <oleksii@sholik.dev>
Date: Fri, 12 Dec 2025 13:02:18 +0100
Subject: [PATCH 3/3] Fix cache keys in Elixir formatting workflow

---
 .github/workflows/elixir_check_formatting.yml | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/.github/workflows/elixir_check_formatting.yml b/.github/workflows/elixir_check_formatting.yml
index 42923fbc1c..4a7a963410 100644
--- a/.github/workflows/elixir_check_formatting.yml
+++ b/.github/workflows/elixir_check_formatting.yml
@@ -38,11 +38,11 @@ jobs:
         uses: actions/cache/restore@v4
         with:
           path: packages/${{ matrix.package }}/deps
-          key: "${{ runner.os }}-${{ matrix.package }}-deps-${{ env.MIX_ENV }}-${{ hashFiles('packages/${{ matrix.package }}/mix.lock') }}"
+          key: "${{ runner.os }}-${{ matrix.package }}-deps-${{ env.MIX_ENV }}-${{ hashFiles(format('packages/{0}/mix.lock', matrix.package)) }}"
           restore-keys: |
-            ${{ runner.os }}-${{ matrix.package }}-deps-${{ env.MIX_ENV }}-${{ hashFiles('packages/${{ matrix.package }}/mix.lock') }}
-            ${{ runner.os }}-${{ matrix.package }}-deps-${{ env.MIX_ENV }}-
-            ${{ runner.os }}-${{ matrix.package }}-deps-
+            ${{ runner.os }}-${{ matrix.package }}-deps-${{ env.MIX_ENV }}-${{ hashFiles(format('packages/{0}/mix.lock', matrix.package)) }}
+            ${{ runner.os }}-${{ matrix.package }}-deps-${{ env.MIX_ENV }}
+            ${{ runner.os }}-${{ matrix.package }}-deps
 
       - name: Restore compiled code
         uses: actions/cache/restore@v4
@@ -52,11 +52,11 @@ jobs:
             !packages/${{ matrix.package }}/_build/*/lib/electric
             !packages/${{ matrix.package }}/_build/*/lib/electric_client
             !packages/${{ matrix.package }}/_build/*/lib/electric_telemetry
-          key: "${{ runner.os }}-${{ matrix.package }}-build-${{ env.MIX_ENV }}-${{ hashFiles('packages/${{ matrix.package }}/mix.lock') }}"
+          key: "${{ runner.os }}-${{ matrix.package }}-build-${{ env.MIX_ENV }}-${{ hashFiles(format('packages/{0}/mix.lock', matrix.package)) }}"
           restore-keys: |
-            ${{ runner.os }}-${{ matrix.package }}-build-${{ env.MIX_ENV }}-${{ hashFiles('packages/${{ matrix.package }}/mix.lock') }}
-            ${{ runner.os }}-${{ matrix.package }}-build-${{ env.MIX_ENV }}-
-            ${{ runner.os }}-${{ matrix.package }}-build-
+            ${{ runner.os }}-${{ matrix.package }}-build-${{ env.MIX_ENV }}-${{ hashFiles(format('packages/{0}/mix.lock', matrix.package)) }}
+            ${{ runner.os }}-${{ matrix.package }}-build-${{ env.MIX_ENV }}
+            ${{ runner.os }}-${{ matrix.package }}-build
 
       - name: Install dependencies
         run: mix deps.get