chore: merge v0.2.0-rc.0 to main

.github/workflows/check-abi.yml

@@ -0,0 +1,30 @@
+name: check-abi
+# This workflow checks that the example contracts can export their ABI.
+permissions:
+  contents: read
+on:
+  push:
+    branches: [main, v*]
+  pull_request:
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+env:
+  CARGO_TERM_COLOR: always
+jobs:
+  check-abi:
+    name: Check ABI
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install rust
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          rustflags: ""
+
+      - name: Install cargo-stylus
+        run: cargo install cargo-stylus@0.5.12
+
+      - name: Run export-abi
+        run: ./scripts/check-abi.sh

.github/workflows/check-antora.yml

@@ -0,0 +1,16 @@
+name: Check Antora Docs
+# This workflow checks that all links in the documentation are valid.
+# It does this for antora docs(adoc).
+on: workflow_dispatch
+
+jobs:
+  check-links-adoc:
+    name: Check AsciiDoc Links
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Run linkspector
+        uses: umbrelladocs/action-linkspector@v1
+        with:
+          fail_on_error: true

.github/workflows/check-md.yml

@@ -0,0 +1,23 @@
+name: Check Markdown
+# This workflow checks that all links in the documentation are valid.
+# It does this for markdown files.
+# We prefer lycheeverse because it is faster, but doesn't support adoc files yet(https://github.com/lycheeverse/lychee/issues/291)
+# Because of that, we use linkspector for adoc files and lychee for md files.
+on:
+  push:
+    branches: [main, v*]
+  pull_request:
+    branches: [main, v*]
+
+jobs:
+  check-links-md:
+    name: Check Markdown Links
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Link Checker
+        uses: lycheeverse/lychee-action@v2
+        with:
+          args: --no-progress './**/*.md'
+          fail: true

.github/workflows/check-publish.yml

@@ -4,9 +4,9 @@ permissions:
   contents: read
 on:
   push:
-    branches: [main, release/*]
+    branches: [main, v*]
   pull_request:
-    branches: [main, release/*]
+    branches: [main, v*]
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}

.github/workflows/check-wasm.yml

@@ -5,7 +5,7 @@ permissions:
   contents: read
 on:
   push:
-    branches: [main, release/*]
+    branches: [main, v*]
   pull_request:
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -25,7 +25,7 @@ jobs:
           rustflags: ""
 
       - name: Install cargo-stylus
-        run: cargo install cargo-stylus@0.5.11
+        run: cargo install cargo-stylus@0.5.12
 
       - name: Run wasm check
         run: ./scripts/check-wasm.sh

.github/workflows/check.yml

@@ -13,7 +13,7 @@ permissions:
 # main branch ensures that the PR only gets built once.
 on:
   push:
-    branches: [ main, release/* ]
+    branches: [main, v*]
   pull_request:
 # If new code is pushed to a PR branch, then cancel in progress workflows for
 # that PR. Ensures that we don't waste CI time, and returns results quicker.
@@ -54,7 +54,7 @@ jobs:
       matrix:
         # Get early warning of new lints which are regularly introduced in beta
         # channels.
-        toolchain: [ stable, beta ]
+        toolchain: [stable, beta]
     steps:
       - uses: actions/checkout@v4
         with:
@@ -70,7 +70,7 @@ jobs:
       - name: Cargo clippy
         uses: giraffate/clippy-action@v1
         with:
-          reporter: 'github-pr-check'
+          reporter: "github-pr-check"
           github_token: ${{ secrets.GITHUB_TOKEN }}
   doc:
     # Run docs generation on nightly rather than stable. This enables features
@@ -118,7 +118,7 @@ jobs:
         # target in this context means one of `--lib`, `--bin`, etc, and not the
         # target triple.
       - name: Cargo hack
-        run: cargo hack check --feature-powerset --depth 2 --release --target wasm32-unknown-unknown --skip std --workspace --exclude e2e --exclude basic-example-script --exclude benches
+        run: cargo hack check --feature-powerset --depth 2 --release --target wasm32-unknown-unknown --workspace --exclude e2e --exclude basic-script-example --exclude benches
   typos:
     runs-on: ubuntu-latest
     name: ubuntu / stable / typos
@@ -128,3 +128,27 @@ jobs:
 
       - name: Check spelling of files in the workspace
         uses: crate-ci/typos@v1
+  nostd:
+    # This job checks whether the library is able to run without the std
+    # library.
+    runs-on: ubuntu-latest
+    name: ${{ matrix.target }}
+    strategy:
+      matrix:
+        target: [wasm32-unknown-unknown]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+
+      - name: Install rust
+        uses: actions-rust-lang/setup-rust-toolchain@v1
+        with:
+          toolchain: stable
+          rustflags: ""
+
+      - name: Add rust targets ${{ matrix.target }}
+        run: rustup target add ${{ matrix.target }}
+
+      - name: Cargo check
+        run: cargo check --release --target ${{ matrix.target }} --no-default-features

.github/workflows/e2e-tests.yml

@@ -3,7 +3,6 @@
 # It roughly follows these steps:
 # - Install rust
 # - Install `cargo-stylus`
-# - Install `solc`
 # - Spin up `nitro-testnode`
 #
 # Contract deployments and account funding happen on a per-test basis.
@@ -12,7 +11,7 @@ permissions:
   contents: read
 on:
   push:
-    branches: [main, release/*]
+    branches: [main, v*]
   pull_request:
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -33,13 +32,7 @@ jobs:
           rustflags: ""
 
       - name: Install cargo-stylus
-        run: cargo install cargo-stylus@0.5.10
-
-      - name: Install solc
-        run: |
-          curl -LO https://github.com/ethereum/solidity/releases/download/v0.8.24/solc-static-linux
-          sudo mv solc-static-linux /usr/bin/solc
-          sudo chmod a+x /usr/bin/solc
+        run: cargo install cargo-stylus@0.5.12
 
       - name: Setup nitro node
         run: ./scripts/nitro-testnode.sh -d -i

.github/workflows/fuzz.yml

@@ -28,7 +28,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust toolchain
         uses: actions-rs/toolchain@v1
@@ -47,13 +47,13 @@ jobs:
 
       - name: Restore cached corpus
         id: cache-corpus
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: fuzz/corpus/${{ github.event.inputs.fuzz_target }}
           key: fuzz-corpus-${{ github.event.inputs.fuzz_target }}-${{ github.sha }}
           restore-keys: |
             fuzz-corpus-${{ github.event.inputs.fuzz_target }}-
-          
+
       - name: Generate corpus if needed
         if: steps.cache-corpus.outputs.cache-hit != 'true'
         run: |
@@ -68,15 +68,15 @@ jobs:
         run: |
           # Calculate duration in seconds (minutes * 60)
           DURATION=$(( ${{ github.event.inputs.fuzz_time_mins }} * 60 ))
-          
+
           # Run the fuzzer with a time limit
           cargo +nightly fuzz run ${{ github.event.inputs.fuzz_target }} -- \
             -max_total_time=$DURATION \
             -detect_leaks=0 \
             -max_len=4096 \
             -use_value_profile=1 \
             -rss_limit_mb=4096
-        
+
       - name: Minimize corpus (if fuzzing succeeded)
         if: success()
         working-directory: ./fuzz
@@ -100,12 +100,12 @@ jobs:
 
       - name: Upload crashes
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: fuzz-crashes-${{ github.event.inputs.fuzz_target }}
           path: fuzz/artifacts/crashes-${{ github.event.inputs.fuzz_target }}
           retention-days: 7
-          
+
       - name: Generate fuzzing stats
         if: always()
         working-directory: ./fuzz
@@ -124,11 +124,11 @@ jobs:
           else
             echo "No fuzzer stats available." > fuzz_stats/no_stats.txt
           fi
-          
+
       - name: Upload fuzzing stats
         if: always()
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: fuzz-stats-${{ github.event.inputs.fuzz_target }}
           path: fuzz/fuzz_stats
-          retention-days: 7
+          retention-days: 7

.github/workflows/gas-bench.yml

@@ -5,7 +5,7 @@ permissions:
   contents: read
 on:
   push:
-    branches: [main, release/*]
+    branches: [main, v*]
   pull_request:
 concurrency:
   group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -26,17 +26,11 @@ jobs:
           rustflags: ""
 
       - name: Install cargo-stylus
-        run: cargo install cargo-stylus@0.5.11
+        run: cargo install cargo-stylus@0.5.12
 
       - name: Install wasm-opt
         run: cargo install wasm-opt@0.116.1
 
-      - name: Install solc
-        run: |
-          curl -LO https://github.com/ethereum/solidity/releases/download/v0.8.24/solc-static-linux
-          sudo mv solc-static-linux /usr/bin/solc
-          sudo chmod a+x /usr/bin/solc
-
       - name: Setup nitro node
         run: ./scripts/nitro-testnode.sh -d -i
       - name: run benches