diff --git a/.github/workflows/latex.yml b/.github/workflows/latex.yml
new file mode 100644
index 0000000..b690ddd
--- /dev/null
+++ b/.github/workflows/latex.yml
@@ -0,0 +1,50 @@
+name: Build LaTeX PDF
+
+on:
+  pull_request:
+    branches:
+      - master 
+
+jobs:
+  build-pdf:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: write
+      pull-requests: write
+
+    steps:
+      - name: Checkout PR branch
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.head_ref }}
+          persist-credentials: true
+
+      - name: Compile LaTeX
+        uses: xu-cheng/latex-action@v4
+        with:
+          root_file: core-design-document.tex
+          texlive_version: 2025
+          os: debian
+          latexmk_use_lualatex: true
+
+      - name: Upload PDF artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: core-design-document-pdf
+          path: core-design-document.pdf
+      
+      
+      - name: Commit updated PDF back to PR branch
+        if: ${{ github.event.pull_request.head.repo.full_name == github.repository }}
+        run: |
+          if git diff --quiet -- core-design-document.pdf; then
+            echo "PDF not changed, nothing to commit."
+            exit 0
+          fi
+
+          git config user.name  "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git add core-design-document.pdf
+          git commit -m "chore: update generated PDF from CI"
+          git push origin "HEAD:${GITHUB_HEAD_REF}"
diff --git a/.gitignore b/.gitignore
index 3924fc1..d4edba3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 build/*
 *.synctex.gz
-.vscode/*
\ No newline at end of file
+.vscode/*
+*.pdf
\ No newline at end of file
diff --git a/configuration/macroses/floats.sty b/configuration/macroses/floats.sty
index 35a57b1..932a73b 100644
--- a/configuration/macroses/floats.sty
+++ b/configuration/macroses/floats.sty
@@ -10,7 +10,6 @@
 % Стандаратная библиотека externalize больше не поддерживается и там нет нужных
 % вещей, например поддержки относительных путей
 \RequirePackage{memoize}
-\mmzset{memo dir=build/}
 
 
 \input{macroses/utils/floats/images}
diff --git a/core-design-document.pdf b/core-design-document.pdf
index ce9d2c0..ad76e25 100644
Binary files a/core-design-document.pdf and b/core-design-document.pdf differ
diff --git a/src/architectural-views/logical-structure/02-distributions.tex b/src/architectural-views/logical-structure/02-distributions.tex
index 28b2bfd..3e5268d 100644
--- a/src/architectural-views/logical-structure/02-distributions.tex
+++ b/src/architectural-views/logical-structure/02-distributions.tex
@@ -95,7 +95,7 @@ \subsubsection{Реестр преобразований характерист
 
 \textbf{Инварианты.}
 \begin{enumerate}
-  \item Подграф \emph{definitive}-узлов всегда связен: из любой definitive-характеристики существует путь в любую другую.
+  \item Подграф \emph{definitive}-узлов всегда сильно связен: из любой definitive-характеристики существует путь в любую другую.
   \item \emph{Indefinitive}-узлы являются стоками: обратных рёбер из них в множество definitive нет.
 \end{enumerate}