feat(tests): sharechain unit tests (#14)

Description
---
* Unit tests for the `sharechain` implementation
* Moved some dependency links to `tari-project/tari` 
* Disabled workflows for cucumber (integration) tests

Resolved #11 

Breaking Changes
---

- [x] None
- [ ] Requires data directory on base node to be deleted
- [ ] Requires hard fork
- [ ] Other - Please specify

<!-- Does this include a breaking change? If so, include this line as a
footer -->
<!-- BREAKING CHANGE: Description what the user should do, e.g. delete a
database, resync the chain -->

.github/workflows/ci.yml

@@ -209,7 +209,7 @@ jobs:
       - name: cargo test compile
         run: cargo test -vv --no-run --locked --all-features --release
       - name: cargo test
-        run: cargo nextest run --all-features --release -E "not package(tari_integration_tests)" --profile ci
+        run: cargo nextest run --all-features --release
       - name: upload artifact
         uses: actions/upload-artifact@v4  # upload test results as artifact
         if: always()

.github/workflows/integration_tests.yml

@@ -94,20 +94,6 @@ jobs:
       - name: cargo test compile
         run: cargo test --no-run --locked --all-features --release ${{ env.TARGET_BINS }}
 
-      - name: Run ${{ env.CI_PROFILE }} integration tests for binaries
-        if: ${{ env.CI_BINS == 'true' }}
-        timeout-minutes: 90
-        run: |
-          cargo test \
-            --test cucumber \
-            -v \
-            --all-features \
-            --release \
-            --package tari_integration_tests \
-            -- -t "${{ env.CI_PROFILE }} and (not @wallet-ffi) and (not @chat-ffi) and (not @broken)" \
-            -c 5 \
-            --retry 2
-
       - name: upload artifact
         uses: actions/upload-artifact@v4  # upload test results as artifact
         if: always()
@@ -176,20 +162,6 @@ jobs:
         if: ${{ env.CI_FFI == 'true' }}
         run: cargo test --no-run --locked --all-features --release ${{ env.TARGET_BINS }}
 
-      - name: Run ${{ env.CI_PROFILE }} integration tests for ffi
-        if: ${{ env.CI_FFI == 'true' }}
-        timeout-minutes: 90
-        run: |
-          cargo test \
-            --test cucumber \
-            -v \
-            --all-features \
-            --release \
-            --package tari_integration_tests \
-            -- -t "(@wallet-ffi or @chat-ffi) and ${{ env.CI_PROFILE }} and (not @broken)" \
-            -c 1 \
-            --retry 2
-
       - name: upload artifact
         uses: actions/upload-artifact@v4  # upload test results as artifact
         if: always()