NOISSUE Add GitHub workflows for Project Tick project

- Create CodeQL analysis workflow for security checks on meshmc codebase.
- Add container build workflow for meshmc using Podman and Buildah.
- Implement scheduled flake update workflow for Nix dependencies.
- Introduce merge blocking PR automation to manage dependent PRs.
- Set up Nix build workflow for meshmc with multi-platform support.
- Add release workflow for publishing MeshMC artifacts on GitHub.
- Create CI workflow for tomlplusplus library with multi-compiler support.
- Implement CI workflow for uvim with various feature sets and architectures.
- Add .gitignore to exclude build artifacts and IDE files.
- Create .gitattributes files for various submodules to manage line endings and diff settings.
- Add post-receive hook for mirroring pushes to multiple forges.
- Include .gitignore files for images4docker and other submodules to manage temporary files.

Signed-off-by: Mehmet Samet Duman <yongdohyun@projecttick.org>

1 files changed, 55 insertions, 0 deletions

diff --git a/.github/actions/uvim/test_artifacts/action.yml b/.github/actions/uvim/test_artifacts/action.yml
new file mode 100644
index 0000000000..79d1aa82f6
--- /dev/null
+++ b/.github/actions/uvim/test_artifacts/action.yml
@@ -0,0 +1,55 @@
+name: 'test_artifacts'
+description: "Upload failed test artifacts"
+runs:
+  using: "composite"
+  steps:
+    - name: Collect matrix properties for naming
+      uses: actions/github-script@v8
+      id: matrix-props
+      env:
+        MATRIX_PROPS: ${{ toJSON(matrix) }}
+      with:
+        # An array-flattening-to-string JavaScript function.
+        script: |
+          const f = function (x) { return x.toString().length > 0; }
+          const g = function (x) {
+            return (Array.isArray(x))
+              ? x.filter(f)
+                .map((function (h) { return function (y) { return h(y); }; })(g))
+                .join('-')
+              : x;
+          }
+          return Object.values(JSON.parse(process.env.MATRIX_PROPS))
+            .filter(f)
+            .map(g)
+            .join('-');
+        # By default, the JSON-encoded return value of the function is
+        # set as the "result".
+        result-encoding: string
+    - name: Upload failed tests
+      uses: actions/upload-artifact@v7
+      with:
+        # Name of the artifact to upload.
+        name: ${{ format('GH-{0}-{1}-{2}-{3}-{4}-failed-tests',
+          github.run_id,
+          github.run_attempt,
+          github.job,
+          strategy.job-index,
+          steps.matrix-props.outputs.result) }}
+
+        # A file, directory or wildcard pattern that describes what
+        # to upload.
+        path: |
+         ${{ github.workspace }}/runtime/indent/testdir/*.fail
+         ${{ github.workspace }}/runtime/syntax/testdir/failed/*
+         ${{ github.workspace }}/src/testdir/failed/*
+        # The desired behavior if no files are found using the
+        # provided path.
+        if-no-files-found: ignore
+
+        # Duration after which artifact will expire in days. 0 means
+        # using repository settings.
+        retention-days: 0
+
+        # If true, an artifact with a matching name will be deleted
+        overwrite: true