Add PR Template

.github/pull_request_template.md

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+## Problem
+<!-- What feature are you adding, or what is broken/missing/sub-optimal? -->
+<!-- Context, symptoms, motivation. Link the issue. -->
+
+Issue: #
+
+---
+
+## Solution
+<!-- What you changed and why this approach -->
+<!-- Key design decisions / tradeoffs -->
+<!-- Keep it high-signal; deep planning belongs in the issue. -->
+
+---
+
+## Breaking Changes
+<!-- Write "None" if not applicable -->
+
+None
+
+<!-- If applicable:
+- What breaks
+- Who is affected
+- Migration steps
+-->
+
+---
+
+## How to Test
+<!-- MUST be reproducible. If this section is weak, reviewers can't approve confidently. -->
+
+### One-command PR verification (required)
+```bash
+bash scripts/test_pr.sh

.github/workflows/pr.yml

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+name: PR Tests
+
+on:
+  pull_request:
+
+permissions:
+  contents: write
+  packages: write
+  pull-requests: read
+  workflows: write
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+
+      - name: Run PR test script
+        run: bash scripts/test_pr.sh
+

CLA.md

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+# Contributor License Agreement (CLA)
+
+Thank you for your interest in contributing to the DimOS project maintained by Dimensional Inc..
+
+For the purposes of this agreement, a "Contribution" means any code, documentation, or other material intentionally submitted for inclusion in the project.
+
+In order to accept contributions, we require contributors to agree to the following terms.
+
+## 1. Grant of License
+
+By submitting a contribution, you grant the project maintainers and users a perpetual, worldwide, non-exclusive, royalty-free license to use, reproduce, modify, distribute, and sublicense your contribution as part of the project.
+
+All contributions will be licensed under the terms of the repository's LICENSE file unless otherwise stated.
+
+## 2. Ownership and Rights
+
+You represent that:
+
+- You are the original author of the contribution, or
+- You have the legal right to submit the contribution, and
+- The contribution does not knowingly violate the rights of any third party.
+
+If you are contributing on behalf of an employer, you represent that your employer has authorized the contribution.
+
+## 3. No Warranty
+
+Contributions are provided "as is" without warranties or conditions of any kind.
+
+## 4. Agreement
+
+By submitting a pull request to this repository, you agree to the terms of this Contributor License Agreement.

scripts/test_pr.sh

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+#!/usr/bin/env bash
+set -euo pipefail
+
+echo "== PR Test Script =="
+echo "Repo: $(basename "$(git rev-parse --show-toplevel)")"
+echo "Commit: $(git rev-parse --short HEAD)"
+echo
+
+ran_anything=0
+
+# -------- Python (if present) --------
+if [[ -f "pyproject.toml" || -f "requirements.txt" ]]; then
+  ran_anything=1
+  echo "== Python checks =="
+  python -V
+  python -m pip --version
+  python -m pip install --upgrade pip
+
+  if [[ -f "requirements.txt" ]]; then
+    python -m pip install -r requirements.txt
+  fi
+
+  # If you have a dev requirements file, this is common:
+  if [[ -f "requirements-dev.txt" ]]; then
+    python -m pip install -r requirements-dev.txt
+  fi
+
+  # Require pytest if this is a Python repo
+  if ! command -v pytest >/dev/null 2>&1; then
+    echo "ERROR: pytest not installed. Add it to requirements-dev.txt (or project deps)."
+    exit 1
+  fi
+
+  # Lint/format are optional, but if present, run them
+  command -v ruff  >/dev/null 2>&1 && ruff check .
+  command -v black >/dev/null 2>&1 && black --check .
+
+  pytest -q
+  echo
+fi
+
+# -------- Node (if present) --------
+if [[ -f "package.json" ]]; then
+  ran_anything=1
+  echo "== Node checks =="
+  npm ci
+  npm test
+  echo
+fi
+
+# -------- CMake/C++ (if present) --------
+if [[ -f "CMakeLists.txt" ]]; then
+  ran_anything=1
+  echo "== CMake checks =="
+  rm -rf build
+  cmake -S . -B build -DCMAKE_BUILD_TYPE=Release
+  cmake --build build -j
+  ctest --test-dir build --output-on-failure
+  echo
+fi
+
+if [[ "$ran_anything" -eq 0 ]]; then
+  echo "ERROR: No recognized project type detected (no pyproject.toml/requirements.txt/package.json/CMakeLists.txt)."
+  echo "Add checks for your repo’s build/test commands."
+  exit 1
+fi
+
+echo "✅ All PR checks passed."