chore: remove code surface area for maintainability (#235)

* chore: remove code surface area for maintainability

* fix: ci

* fix: remove gitmodules

.github/workflows/ci.yml

@@ -3,27 +3,20 @@ on:
     branches:
       - master
     paths-ignore:
-      - '**.md'
-      - '!.github/workflows/*.yml'
-      - '!multiplier/src/**'
-      - '!private-settlement/src/**'
-      - '!rln-wasm/**'
-      - '!rln/src/**'
-      - '!rln/resources/**'
-      - '!semaphore/src/**'
-      - '!utils/src/**'
+      - "**.md"
+      - "!.github/workflows/*.yml"
+      - "!rln-wasm/**"
+      - "!rln/src/**"
+      - "!rln/resources/**"
+      - "!utils/src/**"
   pull_request:
     paths-ignore:
-      - '**.md'
-      - '!.github/workflows/*.yml'
-      - '!multiplier/src/**'
-      - '!private-settlement/src/**'
-      - '!rln-wasm/**'
-      - '!rln/src/**'
-      - '!rln/resources/**'
-      - '!semaphore/src/**'
-      - '!utils/src/**'
-
+      - "**.md"
+      - "!.github/workflows/*.yml"
+      - "!rln-wasm/**"
+      - "!rln/src/**"
+      - "!rln/resources/**"
+      - "!utils/src/**"
 
 name: Tests
 
@@ -32,10 +25,10 @@ jobs:
     strategy:
       matrix:
         platform: [ubuntu-latest, macos-latest]
-        crate: [multiplier, semaphore, rln, utils]
+        crate: [rln, utils]
     runs-on: ${{ matrix.platform }}
     timeout-minutes: 60
-  
+
     name: test - ${{ matrix.crate }} - ${{ matrix.platform }}
     steps:
       - name: Checkout sources
@@ -51,16 +44,16 @@ jobs:
         run: make installdeps
       - name: cargo-make test
         run: |
-            cargo make test --release
+          cargo make test --release
         working-directory: ${{ matrix.crate }}
-  
+
   rln-wasm:
     strategy:
       matrix:
         platform: [ubuntu-latest, macos-latest]
     runs-on: ${{ matrix.platform }}
     timeout-minutes: 60
-  
+
     name: test - rln-wasm - ${{ matrix.platform }}
     steps:
       - uses: actions/checkout@v3
@@ -85,11 +78,11 @@ jobs:
       matrix:
         # we run lint tests only on ubuntu
         platform: [ubuntu-latest]
-        crate: [multiplier, semaphore, rln, utils]
+        crate: [rln, utils]
     runs-on: ${{ matrix.platform }}
     timeout-minutes: 60
 
-    name: lint - ${{ matrix.crate }} - ${{ matrix.platform }}  
+    name: lint - ${{ matrix.crate }} - ${{ matrix.platform }}
     steps:
       - name: Checkout sources
         uses: actions/checkout@v3
@@ -110,7 +103,7 @@ jobs:
       - name: cargo clippy
         if: success() || failure()
         run: |
-            cargo clippy --release -- -D warnings
+          cargo clippy --release -- -D warnings
         working-directory: ${{ matrix.crate }}
         # We skip clippy on rln-wasm, since wasm target is managed by cargo make
         # Currently not treating warnings as error, too noisy
@@ -134,4 +127,4 @@ jobs:
       - uses: boa-dev/criterion-compare-action@v3
         with:
           branchName: ${{ github.base_ref }}
-          cwd: ${{ matrix.crate }}
+          cwd: ${{ matrix.crate }}