From fb23568c2bef5e76371b6dff99208c38dc606fe2 Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 14:23:17 +0100
Subject: [PATCH 01/10] [code-infra] Add caching for stylelint

---
 .circleci/config.yml | 10 +++++++++-
 package.json         |  3 ++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 454036f32c4d05..4fcd4601269a72 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -167,9 +167,17 @@ jobs:
           key: eslint-cache-{{ checksum "pnpm-lock.yaml" }}
           paths:
             - .eslintcache
+      - restore_cache:
+          keys:
+            - stylelint-cache-{{ checksum "pnpm-lock.yaml" }}
+            - stylelint-cache-
       - run:
           name: Stylelint
-          command: pnpm stylelint
+          command: pnpm stylelint:ci
+      - save_cache:
+          key: stylelint-cache-{{ checksum "pnpm-lock.yaml" }}
+          paths:
+            - .stylelintcache
       - run:
           name: Lint Markdown
           command: pnpm markdownlint
diff --git a/package.json b/package.json
index d3315612487b78..ee48d7acbf9781 100644
--- a/package.json
+++ b/package.json
@@ -39,8 +39,9 @@
     "extract-error-codes": "code-infra extract-error-codes --errorCodesPath docs/public/static/error-codes.json --skip @mui/core-downloads-tracker @mui/envinfo @mui/docs @mui/codemod @mui/icons-material",
     "template:screenshot": "cross-env BABEL_ENV=development babel-node --extensions \".tsx,.ts,.js\" ./docs/scripts/generateTemplateScreenshots",
     "eslint": "eslint . --cache --report-unused-disable-directives --ext .js,.ts,.tsx --max-warnings 0",
-    "eslint:ci": "eslint . --cache --cache-strategy content --report-unused-disable-directives --ext .js,.ts,.tsx --max-warnings 0",
+    "eslint:ci": "pnpm eslint --cache-strategy content",
     "stylelint": "stylelint --reportInvalidScopeDisables --reportNeedlessDisables \"docs/**/*.?(c|m)[jt]s?(x)\" \"docs/**/*.css\" --ignore-path .lintignore",
+    "stylelint:ci": "pnpm stylelint --cache --cache-strategy content",
     "markdownlint": "markdownlint-cli2 \"**/*.md\"",
     "valelint": "pnpm vale sync && git ls-files | grep -h \".md$\" | xargs pnpm vale --filter='.Level==\"error\"'",
     "prettier": "pretty-quick --ignore-path .lintignore --branch master",

From e72ab5ea9ea3c733c659cc998bb704a010311a03 Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 14:58:15 +0100
Subject: [PATCH 02/10] try typescript cache

---
 .circleci/config.yml | 9 +++++++++
 package.json         | 2 +-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 4fcd4601269a72..956ac005c31c35 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -242,6 +242,10 @@ jobs:
     resource_class: 'medium+'
     steps:
       - checkout
+      - restore_cache:
+          keys:
+            - typescript-cache-{{ checksum "pnpm-lock.yaml" }}
+            - typescript-cache-
       - install_js
       - run:
           name: Transpile TypeScript demos
@@ -254,6 +258,11 @@ jobs:
           command: pnpm typescript:ci
           environment:
             NODE_OPTIONS: --max-old-space-size=3072
+      - save_cache:
+          key: typescript-cache-{{ checksum "pnpm-lock.yaml" }}
+          paths:
+            - packages/**/*.tsbuildinfo
+            - packages-internal/**/*.tsbuildinfo
       - run:
           name: Test module augmentation
           command: |
diff --git a/package.json b/package.json
index ee48d7acbf9781..9a52bc5a102219 100644
--- a/package.json
+++ b/package.json
@@ -73,7 +73,7 @@
     "test:unit": "nx run nx_test_unit",
     "test:argos": "code-infra argos-push --folder test/regressions/screenshots/chrome",
     "typescript": "lerna run --no-bail typescript",
-    "typescript:ci": "lerna run --concurrency 1 --no-bail typescript",
+    "typescript:ci": "lerna run --concurrency 1 --no-bail typescript -- --incremental",
     "use-react-version": "node ./scripts/useReactVersion.mjs",
     "validate-declarations": "tsx scripts/validateTypescriptDeclarations.mts",
     "generate-codeowners": "node scripts/generateCodeowners.mjs",

From bd106a6a47cf7b1ef90cc469881d73b4a92200cc Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 15:27:03 +0100
Subject: [PATCH 03/10] Update config.yml

---
 .circleci/config.yml | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 956ac005c31c35..3cb50c903ecf4c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -261,8 +261,31 @@ jobs:
       - save_cache:
           key: typescript-cache-{{ checksum "pnpm-lock.yaml" }}
           paths:
-            - packages/**/*.tsbuildinfo
-            - packages-internal/**/*.tsbuildinfo
+            - docs/scripts/tsconfig.tsbuildinfo
+            - docs/tsconfig.tsbuildinfo
+            - packages-internal/docs-utils/build/.tsbuildinfo
+            - packages-internal/docs-utils/tsconfig.tsbuildinfo
+            - packages-internal/scripts/build/generate-llms-txt/.tsbuildinfo
+            - packages-internal/scripts/build/typescript-to-proptypes/.tsbuildinfo
+            - packages-internal/scripts/tsconfig.typecheck.tsbuildinfo
+            - packages-internal/test-utils/build/.tsbuildinfo
+            - packages-internal/test-utils/tsconfig.tsbuildinfo
+            - packages/api-docs-builder-core/tsconfig.tsbuildinfo
+            - packages/api-docs-builder/tsconfig.tsbuildinfo
+            - packages/mui-docs/tsconfig.tsbuildinfo
+            - packages/mui-icons-material/tsconfig.tsbuildinfo
+            - packages/mui-joy/tsconfig.tsbuildinfo
+            - packages/mui-lab/tsconfig.tsbuildinfo
+            - packages/mui-material-nextjs/tsconfig.tsbuildinfo
+            - packages/mui-material-pigment-css/tsconfig.tsbuildinfo
+            - packages/mui-material/tsconfig.tsbuildinfo
+            - packages/mui-private-theming/tsconfig.tsbuildinfo
+            - packages/mui-styled-engine-sc/tsconfig.tsbuildinfo
+            - packages/mui-styled-engine/tsconfig.tsbuildinfo
+            - packages/mui-stylis-plugin-rtl/tsconfig.tsbuildinfo
+            - packages/mui-system/tsconfig.tsbuildinfo
+            - packages/mui-types/tsconfig.tsbuildinfo
+            - packages/mui-utils/tsconfig.tsbuildinfo
       - run:
           name: Test module augmentation
           command: |

From 16780fba60beb0e291842f33d3b922d7c2cf7805 Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 15:36:23 +0100
Subject: [PATCH 04/10] Update config.yml

---
 .circleci/config.yml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 3cb50c903ecf4c..5a3b05f1b24f1b 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -244,8 +244,8 @@ jobs:
       - checkout
       - restore_cache:
           keys:
-            - typescript-cache-{{ checksum "pnpm-lock.yaml" }}
-            - typescript-cache-
+            - typescript-cache-v2-{{ checksum "pnpm-lock.yaml" }}
+            - typescript-cache-v2-
       - install_js
       - run:
           name: Transpile TypeScript demos
@@ -259,7 +259,7 @@ jobs:
           environment:
             NODE_OPTIONS: --max-old-space-size=3072
       - save_cache:
-          key: typescript-cache-{{ checksum "pnpm-lock.yaml" }}
+          key: typescript-cache-v2-{{ checksum "pnpm-lock.yaml" }}
           paths:
             - docs/scripts/tsconfig.tsbuildinfo
             - docs/tsconfig.tsbuildinfo

From 0f460ab52935dde526397edd41c996a56de3cdf9 Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 15:55:40 +0100
Subject: [PATCH 05/10] Update config.yml

---
 .circleci/config.yml | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 5a3b05f1b24f1b..e1aaf27d733ee5 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -244,8 +244,8 @@ jobs:
       - checkout
       - restore_cache:
           keys:
-            - typescript-cache-v2-{{ checksum "pnpm-lock.yaml" }}
-            - typescript-cache-v2-
+            - typescript-cache-v3-{{ checksum "pnpm-lock.yaml" }}
+            - typescript-cache-v3-
       - install_js
       - run:
           name: Transpile TypeScript demos
@@ -259,16 +259,12 @@ jobs:
           environment:
             NODE_OPTIONS: --max-old-space-size=3072
       - save_cache:
-          key: typescript-cache-v2-{{ checksum "pnpm-lock.yaml" }}
+          key: typescript-cache-v3-{{ checksum "pnpm-lock.yaml" }}
           paths:
             - docs/scripts/tsconfig.tsbuildinfo
             - docs/tsconfig.tsbuildinfo
-            - packages-internal/docs-utils/build/.tsbuildinfo
             - packages-internal/docs-utils/tsconfig.tsbuildinfo
-            - packages-internal/scripts/build/generate-llms-txt/.tsbuildinfo
-            - packages-internal/scripts/build/typescript-to-proptypes/.tsbuildinfo
             - packages-internal/scripts/tsconfig.typecheck.tsbuildinfo
-            - packages-internal/test-utils/build/.tsbuildinfo
             - packages-internal/test-utils/tsconfig.tsbuildinfo
             - packages/api-docs-builder-core/tsconfig.tsbuildinfo
             - packages/api-docs-builder/tsconfig.tsbuildinfo

From 86bbe86170ebc91b7d0a6b38bad8bb088865be26 Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 18:04:47 +0100
Subject: [PATCH 06/10] Update config.yml

---
 .circleci/config.yml | 34 ++++++++++------------------------
 1 file changed, 10 insertions(+), 24 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index e1aaf27d733ee5..0b5ccee046f697 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -244,8 +244,11 @@ jobs:
       - checkout
       - restore_cache:
           keys:
-            - typescript-cache-v3-{{ checksum "pnpm-lock.yaml" }}
-            - typescript-cache-v3-
+            - typescript-cache-v4-{{ checksum "pnpm-lock.yaml" }}
+            - typescript-cache-v4-
+      - run:
+          name: Extract TypeScript build cache
+          command: tar -xzf tsbuildinfo-archive.tgz 2>/dev/null || true
       - install_js
       - run:
           name: Transpile TypeScript demos
@@ -258,30 +261,13 @@ jobs:
           command: pnpm typescript:ci
           environment:
             NODE_OPTIONS: --max-old-space-size=3072
+      - run:
+          name: Archive TypeScript build cache
+          command: tar -czf tsbuildinfo-archive.tgz **/*.tsbuildinfo
       - save_cache:
-          key: typescript-cache-v3-{{ checksum "pnpm-lock.yaml" }}
+          key: typescript-cache-v4-{{ checksum "pnpm-lock.yaml" }}
           paths:
-            - docs/scripts/tsconfig.tsbuildinfo
-            - docs/tsconfig.tsbuildinfo
-            - packages-internal/docs-utils/tsconfig.tsbuildinfo
-            - packages-internal/scripts/tsconfig.typecheck.tsbuildinfo
-            - packages-internal/test-utils/tsconfig.tsbuildinfo
-            - packages/api-docs-builder-core/tsconfig.tsbuildinfo
-            - packages/api-docs-builder/tsconfig.tsbuildinfo
-            - packages/mui-docs/tsconfig.tsbuildinfo
-            - packages/mui-icons-material/tsconfig.tsbuildinfo
-            - packages/mui-joy/tsconfig.tsbuildinfo
-            - packages/mui-lab/tsconfig.tsbuildinfo
-            - packages/mui-material-nextjs/tsconfig.tsbuildinfo
-            - packages/mui-material-pigment-css/tsconfig.tsbuildinfo
-            - packages/mui-material/tsconfig.tsbuildinfo
-            - packages/mui-private-theming/tsconfig.tsbuildinfo
-            - packages/mui-styled-engine-sc/tsconfig.tsbuildinfo
-            - packages/mui-styled-engine/tsconfig.tsbuildinfo
-            - packages/mui-stylis-plugin-rtl/tsconfig.tsbuildinfo
-            - packages/mui-system/tsconfig.tsbuildinfo
-            - packages/mui-types/tsconfig.tsbuildinfo
-            - packages/mui-utils/tsconfig.tsbuildinfo
+            - tsbuildinfo-archive.tgz
       - run:
           name: Test module augmentation
           command: |

From fa44515157d987a336d0941180a7b585556efbc7 Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 18:07:14 +0100
Subject: [PATCH 07/10] revert styleling cache

---
 .circleci/config.yml | 10 +---------
 package.json         |  1 -
 2 files changed, 1 insertion(+), 10 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 0b5ccee046f697..e3c1d3ed1c7945 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -167,17 +167,9 @@ jobs:
           key: eslint-cache-{{ checksum "pnpm-lock.yaml" }}
           paths:
             - .eslintcache
-      - restore_cache:
-          keys:
-            - stylelint-cache-{{ checksum "pnpm-lock.yaml" }}
-            - stylelint-cache-
       - run:
           name: Stylelint
-          command: pnpm stylelint:ci
-      - save_cache:
-          key: stylelint-cache-{{ checksum "pnpm-lock.yaml" }}
-          paths:
-            - .stylelintcache
+          command: pnpm stylelint
       - run:
           name: Lint Markdown
           command: pnpm markdownlint
diff --git a/package.json b/package.json
index 9a52bc5a102219..128d6531eda01a 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,6 @@
     "eslint": "eslint . --cache --report-unused-disable-directives --ext .js,.ts,.tsx --max-warnings 0",
     "eslint:ci": "pnpm eslint --cache-strategy content",
     "stylelint": "stylelint --reportInvalidScopeDisables --reportNeedlessDisables \"docs/**/*.?(c|m)[jt]s?(x)\" \"docs/**/*.css\" --ignore-path .lintignore",
-    "stylelint:ci": "pnpm stylelint --cache --cache-strategy content",
     "markdownlint": "markdownlint-cli2 \"**/*.md\"",
     "valelint": "pnpm vale sync && git ls-files | grep -h \".md$\" | xargs pnpm vale --filter='.Level==\"error\"'",
     "prettier": "pretty-quick --ignore-path .lintignore --branch master",

From 95e9524723f50423af6900f215d2070916e5217d Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 18:15:34 +0100
Subject: [PATCH 08/10] Update config.yml

---
 .circleci/config.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index e3c1d3ed1c7945..2546a196e54c25 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -240,7 +240,7 @@ jobs:
             - typescript-cache-v4-
       - run:
           name: Extract TypeScript build cache
-          command: tar -xzf tsbuildinfo-archive.tgz 2>/dev/null || true
+          command: tar -xzvf tsbuildinfo-archive.tgz || true
       - install_js
       - run:
           name: Transpile TypeScript demos
@@ -255,7 +255,7 @@ jobs:
             NODE_OPTIONS: --max-old-space-size=3072
       - run:
           name: Archive TypeScript build cache
-          command: tar -czf tsbuildinfo-archive.tgz **/*.tsbuildinfo
+          command: tar -czvf tsbuildinfo-archive.tgz **/*.tsbuildinfo
       - save_cache:
           key: typescript-cache-v4-{{ checksum "pnpm-lock.yaml" }}
           paths:

From b3dcff7b2c5cc1c2cdbe38549e8c43894a6c5051 Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 18:24:07 +0100
Subject: [PATCH 09/10] gitignore

---
 .circleci/config.yml | 18 +++++++++---------
 .gitignore           |  1 +
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 2546a196e54c25..1dbc39f5d90792 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -234,13 +234,6 @@ jobs:
     resource_class: 'medium+'
     steps:
       - checkout
-      - restore_cache:
-          keys:
-            - typescript-cache-v4-{{ checksum "pnpm-lock.yaml" }}
-            - typescript-cache-v4-
-      - run:
-          name: Extract TypeScript build cache
-          command: tar -xzvf tsbuildinfo-archive.tgz || true
       - install_js
       - run:
           name: Transpile TypeScript demos
@@ -248,6 +241,13 @@ jobs:
       - run:
           name: '`pnpm docs:typescript:formatted` changes committed?'
           command: git add -A && git diff --exit-code --staged
+      - restore_cache:
+          keys:
+            - typescript-cache-v4-{{ checksum "pnpm-lock.yaml" }}
+            - typescript-cache-v4-
+      - run:
+          name: Extract TypeScript build cache
+          command: tar -xzvf .tsbuildinfo-archive.tgz || true
       - run:
           name: Tests TypeScript definitions
           command: pnpm typescript:ci
@@ -255,11 +255,11 @@ jobs:
             NODE_OPTIONS: --max-old-space-size=3072
       - run:
           name: Archive TypeScript build cache
-          command: tar -czvf tsbuildinfo-archive.tgz **/*.tsbuildinfo
+          command: tar -czvf .tsbuildinfo-archive.tgz **/*.tsbuildinfo
       - save_cache:
           key: typescript-cache-v4-{{ checksum "pnpm-lock.yaml" }}
           paths:
-            - tsbuildinfo-archive.tgz
+            - .tsbuildinfo-archive.tgz
       - run:
           name: Test module augmentation
           command: |
diff --git a/.gitignore b/.gitignore
index c8ee6531db54a9..ef7f709f3aa129 100644
--- a/.gitignore
+++ b/.gitignore
@@ -45,6 +45,7 @@ docs/public/static/blog/feed/*
 .nx/workspace-data
 screenshots
 packed
+.tsbuildinfo-archive.tgz
 
 # typescript
 *.tsbuildinfo

From 909eec40a7323a52977e9e2b6d71b4d75230a3a2 Mon Sep 17 00:00:00 2001
From: Janpot <2109932+Janpot@users.noreply.github.com>
Date: Thu, 6 Nov 2025 18:41:43 +0100
Subject: [PATCH 10/10] Update config.yml

---
 .circleci/config.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 1dbc39f5d90792..700a012011e889 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -243,8 +243,8 @@ jobs:
           command: git add -A && git diff --exit-code --staged
       - restore_cache:
           keys:
-            - typescript-cache-v4-{{ checksum "pnpm-lock.yaml" }}
-            - typescript-cache-v4-
+            - typescript-cache-v5-{{ checksum "pnpm-lock.yaml" }}
+            - typescript-cache-v5-
       - run:
           name: Extract TypeScript build cache
           command: tar -xzvf .tsbuildinfo-archive.tgz || true
@@ -255,9 +255,9 @@ jobs:
             NODE_OPTIONS: --max-old-space-size=3072
       - run:
           name: Archive TypeScript build cache
-          command: tar -czvf .tsbuildinfo-archive.tgz **/*.tsbuildinfo
+          command: find . \( -name node_modules -o -path '*/.*' \) -prune -o -name "*.tsbuildinfo" -print | tar -czvf .tsbuildinfo-archive.tgz -T -
       - save_cache:
-          key: typescript-cache-v4-{{ checksum "pnpm-lock.yaml" }}
+          key: typescript-cache-v5-{{ checksum "pnpm-lock.yaml" }}
           paths:
             - .tsbuildinfo-archive.tgz
       - run: