Move Schemes from qFALL-crypto here + Setup

.github/CODEOWNERS

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+@qfall/pg

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: ""
+labels: bug
+assignees: ""
+---
+
+<!--
+Thank you for filing a bug report! Please provide a short summary of the bug,
+along with any information that might be required to replicate the bug, and if you already
+found a solution / workaround, please provide it.
+
+If you feel like any of the provided sections are not needed or should be extended,
+feel free to adapt this form.
+-->
+
+**Describe the bug**
+
+<!-- A clear and concise description of what the bug is. -->
+
+**To Reproduce**
+
+<!-- Steps to reproduce the behavior: -->
+<!-- These steps are even more helpful if you provide some code for each step along the way using: -->
+
+```rust
+// write your code here
+```
+
+**Expected behavior**
+
+<!-- A clear and concise description of what you expect to happen and
+why the current behaviour does not match this criteria. -->
+
+**Screenshots**
+
+<!-- If applicable, add screenshots to help explain your problem. -->
+
+**Desktop (please complete the following information):**
+
+- OS: <!-- [e.g. iOS] -->
+- Version of qFALL-schemes: <!-- [e.g. 1.0] -->
+
+**Additional context**
+
+<!-- Add any other context about the problem here. -->
+
+**Solution**
+
+<!-- If you already have a solution in mind, feel free to share it here. -->

.github/ISSUE_TEMPLATE/documentation.md

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+---
+name: Documentation
+about: Report a problem with the documentation
+title: ''
+labels: "documentation"
+assignees: ''
+
+---
+
+<!--
+Thank you for filing a documentation issue!
+As documentation issues can be quite versatile,
+feel free to adapt this form in a way that you find best for it.
+-->
+
+**Documentation**
+
+Type of documentation issue: 
+<!-- e.g. error in current documentation,
+missing documentation, etc.-->
+
+**Where can we find it**
+<!-- Provide a description where we can find the documentation you are referring to, and possibly even screenshots-->
+
+**Please describe what the current documentation is lacking**
+<!-- Please explain what the issue with the current documentation is, e.g. missing, false, misleading, etc.-->
+
+**Solution**
+<!-- Do you have already have a solution to the proposed issue, if yes, please let us know here!-->

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: enhancement
+assignees: ''
+
+---
+
+<!--
+Thank you for filing a feature request! Please provide a short summary of the new
+you need along with any information that might be required to understand the request.
+
+If you feel like any of the provided sections are not needed or should be extended, 
+feel free to adapt this form.
+-->
+**Description**
+<!-- Briefly describe the (new) feature, you would like to see implemented in this crate/ library. -->
+
+**Motivation**
+<!-- Why should this feature be implemented? Which new opportunities does it yield? Which (research) areas/ fields would be benefit from this feature? -->
+
+**Best available solution**
+<!-- 
+A clear and concise description of how you expect this feature to be provided in the best possible case. 
+Think about how you want to use the new feature in your code, i.e. the API. Probably provide an example:
+-->
+```rust
+// write your API call to the new feature here
+```
+
+**Additional context**
+<!-- Add any other context or screenshots about the feature request here. -->

.github/pull_request_template.md

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+**Description**
+
+<!-- 
+Please include a summary of the changes and which issue is fixed or which feature it added.
+Please also include relevant motivation and context. List any dependencies that are required for this change.
+-->
+
+This PR implements...
+- [ ] feature/ revision/ hotfix/ optimisation/ ...
+
+for/ of `Component`.
+
+<!--
+If Connected to an issue, include:
+Closes #(issue number)
+-->
+
+**Testing**
+
+<!-- Please shortly describe how you tested your code and mark all you have done after -->
+
+<!-- exclude any of the following if they do not apply -->
+- [ ] I added basic working examples (possibly in doc-comment)
+- [ ] I triggered all possible errors in my test in every possible way
+- [ ] I included tests for all reasonable edge cases
+- [ ] I provided an intuition regarding how certain inputs have to be set
+<!-- Please add other tests if any other have been performed -->
+
+**Checklist:**
+
+<!-- This is a short summary of the things the programmer should always consider before merging-->
+
+- [ ] I have performed a self-review of my own code
+  - [ ] The code provides good readability and maintainability s.t. it fulfills best practices like talking code, modularity, ...
+    - [ ] The chosen implementation is not more complex than it has to be
+  - [ ] My code should work as intended and no side effects occur (e.g. memory leaks)
+  - [ ] The doc comments fit our style guide
+  - [ ] I have credited related sources if needed

.github/workflows/main.yml

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+name: Pipeline
+
+on:
+  push:
+    branches: [main]
+
+env:
+  CARGO_TERM_COLOR: always
+  RUSTDOCFLAGS: "-Dwarnings"
+
+jobs:
+  full_pipeline:
+    name: Full Pipeline
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup dtolnay/rust-toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
+          components: clippy, rustfmt
+
+      # load project cache to reduce compilation time
+      - name: Setup project cache
+        uses: actions/cache@v3
+        continue-on-error: false
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
+          key: release-${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.toml') }}
+          restore-keys: release-${{ runner.os }}-cargo-
+
+      - name: Set environment variables
+        run: |
+          echo "PROJECT_NAME=$(cargo metadata --no-deps --format-version 1 | jq -r '.packages[0] | [ .name ] | join("")')" >> $GITHUB_ENV
+          echo "PROJECT_VERSION=$(cargo metadata --no-deps --format-version 1 | jq -r '.packages[0] | [ .version ] | join("")')" >> $GITHUB_ENV
+
+      - name: Update dependencies
+        run: cargo update
+      - name: Build
+        run: cargo build --release
+      - name: Generate docs
+        run: cargo doc
+      - name: Run doc tests # Unit tests are run by tarpaulin
+        run: cargo test --doc --verbose
+
+      - name: Install cargo-tarpaulin
+        uses: baptiste0928/cargo-install@v2
+        with:
+          crate: cargo-tarpaulin
+      - name: Calculate test coverage
+        run: cargo tarpaulin --out Html
+      - name: Archive code coverage results
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ env.PROJECT_NAME }}-code_coverage_report-v${{ env.PROJECT_VERSION }}
+          path: tarpaulin-report.html
+
+      # Lints: Clippy and Fmt
+      - name: Clippy
+        run: cargo clippy -- -D warnings
+      - name: Format
+        run: cargo fmt --all -- --check
+
+      # Cargo check for security issues
+      - name: Install cargo-audit
+        uses: baptiste0928/cargo-install@v2
+        with:
+          crate: cargo-audit
+      - name: Security audit
+        run: cargo audit
+
+      # Check for outdated dependencies
+      - name: Install cargo-outdated
+        uses: dtolnay/install@cargo-outdated
+      - name: Outdated dependencies
+        run: cargo outdated --exit-code 1
+
+      - name: Archive release build
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ env.PROJECT_NAME }}-release_build-v${{ env.PROJECT_VERSION }}
+          path: target/release/${{ env.PROJECT_NAME }}

.github/workflows/pull_request.yml

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+name: Pipeline
+# consistency regarding formatting and idiomatic Rust
+
+on:
+  push:
+    branches:
+      - dev
+  pull_request:
+    branches:
+      - "**"
+
+env:
+  CARGO_TERM_COLOR: always
+  RUSTDOCFLAGS: "-Dwarnings"
+
+jobs:
+  pipeline:
+    name: Pipeline - code coverage + dependency check
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup dtolnay/rust-toolchain
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
+          components: clippy, rustfmt
+
+      # load project cache to reduce compilation time
+      - name: Setup project cache
+        uses: actions/cache@v3
+        continue-on-error: false
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.toml') }}
+          restore-keys: ${{ runner.os }}-cargo-
+
+      - name: Set environment variables
+        run: |
+          echo "PROJECT_NAME=$(cargo metadata --no-deps --format-version 1 | jq -r '.packages[0] | [ .name ] | join("")')" >> $GITHUB_ENV
+          echo "PROJECT_VERSION=$(cargo metadata --no-deps --format-version 1 | jq -r '.packages[0] | [ .version ] | join("")')" >> $GITHUB_ENV
+
+      - name: Update dependencies
+        run: cargo update
+      - name: Build
+        run: cargo build
+      - name: Generate docs
+        run: cargo doc
+      - name: Run doc tests # Unit tests are run by tarpaulin
+        run: cargo test --doc --verbose
+
+      - name: Install cargo-tarpaulin
+        uses: baptiste0928/cargo-install@v2
+        with:
+          crate: cargo-tarpaulin
+      - name: Calculate test coverage
+        run: cargo tarpaulin --out Html
+      - name: Archive code coverage results
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ env.PROJECT_NAME }}-code_coverage_report-v${{ env.PROJECT_VERSION }}
+          path: tarpaulin-report.html
+
+      # Lints: Clippy and Fmt
+      - name: Clippy
+        run: cargo clippy -- -D warnings
+      - name: Format
+        run: cargo fmt --all -- --check
+
+      # Cargo check for security issues
+      - name: Install cargo-audit
+        uses: baptiste0928/cargo-install@v2
+        with:
+          crate: cargo-audit
+      - name: Security audit
+        run: cargo audit
+
+      # Check for outdated dependencies
+      - name: Install cargo-outdated
+        uses: dtolnay/install@cargo-outdated
+      - name: Outdated dependencies
+        run: cargo outdated --exit-code 1

.github/workflows/push.yml

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+name: Pipeline
+# consistency regarding formatting and idiomatic Rust
+
+on:
+  push:
+    branches-ignore:
+      - main
+      - dev
+
+env:
+  CARGO_TERM_COLOR: always
+  RUSTDOCFLAGS: "-Dwarnings"
+
+jobs:
+  pipeline:
+    name: Pipeline - test and lints
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup dtolnay/rust-toolchain 
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: stable
+          components: clippy, rustfmt
+
+      # load project cache to reduce compilation time
+      - name: Setup project cache
+        uses: actions/cache@v3
+        continue-on-error: false
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
+          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.toml') }}
+          restore-keys: ${{ runner.os }}-cargo-
+
+      - name: Update dependencies
+        run: cargo update
+      - name: Build
+        run: cargo build
+      - name: Generate docs
+        run: cargo doc
+
+      - name: Test
+        run: cargo test --verbose
+
+      # Lints: Clippy and Fmt
+      - name: Clippy
+        run: cargo clippy -- -D warnings
+      - name: Format
+        run:  cargo fmt --all -- --check
+