Added cache for smart contracts (#255)

* Added cache for smart contracts

* change key structure

* added a test step

* changed checkout action

* change ci test step

* added more commands

* fixed repo patch for smart contract cache

* change ci test

* add more ls

* fix ls -la path

* fixed cache file location

* removed commented line

* rebuild crust

* ls the cache folders

* added one more ls step

* fixed cache key

* force re-run

* remove everything and try something simple

* limit the ci scope

* separate caches

* enable the default flow

* remove unneeded steps

* changed removed id line

* added comments

* Merge branch 'master' into milad/wasm-ci-build-cache

.github/workflows/ci.yml

@@ -43,7 +43,7 @@ jobs:
           - ci_step: "integration tests coreum-ibc"
             command: "crust build/integration-tests/coreum/ibc images && crust znet test --test-groups=coreum-ibc --timeout-commit 1s"
             go-cache: true
-            wasm-cache: false
+            wasm-cache: true
             linter-cache: false
             docker-cache: true
           - ci_step: "integration tests coreum-upgrade"
@@ -92,8 +92,12 @@ jobs:
         uses: actions/cache@v3
         if: ${{ matrix.wasm-cache }}
         with:
-          path: ~/.cache/crust/wasm
-          key: ${{ runner.os }}-wasm-cache-${{ hashFiles('**/Cargo.lock') }}
+          # we need to exclude code-hashes.json from the rest, since the invalidation condition for it is not
+          # same as WASM cache, but it is same as smart contract artifacts.
+          path: | 
+            ~/.cache/crust/wasm
+            !/.cache/crust/wasm/code-hashes.json
+          key: ${{ runner.os }}-wasm-cache-${{ hashFiles('~/.cache/crust/wasm/**/*.rs') }}
       - name: Setup linter cache
         uses: actions/cache@v3
         if: ${{ matrix.linter-cache }}
@@ -117,6 +121,16 @@ jobs:
         with:
           path: ~/.cache/crust/bin
           key: ${{ runner.os }}-bin-${{ steps.get-year-week.outputs.date }} # year-week key
+      - name: Setup smart contract build cache
+        uses: actions/cache@v3
+        with:
+          # we need to cache code-hashes.json under the same key as the artifacts, since the invalidation condition
+          # for both of them are the same.
+          path: |
+            ${{ github.workspace }}/coreum/integration-tests/contracts/**/artifacts/* 
+            ~/.cache/crust/wasm/code-hashes.json
+          key: ${{ runner.os }}-cache-smart-contracts-${{ hashFiles('./coreum/**/*.rs') }}
+        if: ${{ matrix.wasm-cache }}
       - name: Run ${{ matrix.ci_step }}
         run: ${{ matrix.command }}
       - name: Dump docker logs on failure