feat(workflow): add tchap git workflow

.github/workflows/tchap_static_analysis.yaml

@@ -0,0 +1,145 @@
+name: Static Analysis
+on:
+    pull_request: {}
+    merge_group:
+        types: [checks_requested]
+    push:
+        branches: [develop_tchap]
+    repository_dispatch:
+        types: [upstream-sdk-notify]
+concurrency:
+    group: ${{ github.workflow }}-${{ github.ref }}-${{ github.event_name }}
+    cancel-in-progress: true
+
+env:
+    # fetchdep.sh needs to know our PR number
+    PR_NUMBER: ${{ github.event.pull_request.number }}
+
+jobs:
+    # TODO check why its broken
+    # ts_lint:
+    #     name: "Typescript Syntax Check"
+    #     runs-on: ubuntu-latest
+    #     steps:
+    #         - uses: actions/checkout@v4
+
+    #         - uses: actions/setup-node@v4
+    #           with:
+    #               cache: "yarn"
+
+    #         - name: Install Deps
+    #           run: "./scripts/ci/install-deps.sh --ignore-scripts"
+
+    #         - name: Typecheck
+    #           run: "yarn run lint:types"
+
+    #         - name: Switch js-sdk to release mode
+    #           working-directory: node_modules/matrix-js-sdk
+    #           run: |
+    #               scripts/switch_package_to_release.js
+    #               yarn install
+    #               yarn run build:compile
+    #               yarn run build:types
+
+    #         - name: Typecheck (release mode)
+    #           run: "yarn run lint:types"
+
+            # Temporary while we directly import matrix-js-sdk/src/* which means we need
+            # certain @types/* packages to make sense of matrix-js-sdk types.
+            #- name: Typecheck (release mode; no yarn link)
+            #  if: github.event_name != 'pull_request' && github.ref_name != 'master'
+            #  run: |
+            #      yarn unlink matrix-js-sdk
+            #      yarn add github:matrix-org/matrix-js-sdk#develop
+            #      yarn install --force
+            #      yarn run lint:types
+
+    # i18n_lint:
+    #     name: "i18n Check"
+    #     uses: matrix-org/matrix-web-i18n/.github/workflows/i18n_check.yml@main
+    #     with:
+    #         hardcoded-words: "Element"
+    #         allowed-hardcoded-keys: |
+    #             console_dev_note
+    #             labs|element_call_video_rooms
+    #             labs|feature_disable_call_per_sender_encryption
+    #             voip|element_call
+
+    rethemendex_lint:
+        name: "Rethemendex Check"
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+
+            - run: ./res/css/rethemendex.sh
+
+            - run: git diff --exit-code
+
+    js_lint:
+        name: "ESLint"
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+
+            - uses: actions/setup-node@v4
+              with:
+                  cache: "yarn"
+
+            # Does not need branch matching as only analyses this layer
+            - name: Install Deps
+              run: "yarn install"
+
+            - name: Run Linter
+              run: "yarn run lint:js"
+
+    style_lint:
+        name: "Style Lint"
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+
+            - uses: actions/setup-node@v4
+              with:
+                  cache: "yarn"
+
+            # Does not need branch matching as only analyses this layer
+            - name: Install Deps
+              run: "yarn install"
+
+            - name: Run Linter
+              run: "yarn run lint:style"
+
+    workflow_lint:
+        name: "Workflow Lint"
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+
+            - uses: actions/setup-node@v4
+              with:
+                  cache: "yarn"
+
+            # Does not need branch matching as only analyses this layer
+            - name: Install Deps
+              run: "yarn install --frozen-lockfile"
+
+            - name: Run Linter
+              run: "yarn lint:workflows"
+
+    analyse_dead_code:
+        name: "Analyse Dead Code"
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+
+            - uses: actions/setup-node@v4
+              with:
+                  cache: "yarn"
+
+            - name: Install Deps
+              run: "scripts/ci/layered.sh"
+
+            - name: Dead Code Analysis
+              run: |
+                  cd element-web
+                  yarn run analyse:unused-exports