fix(ci): make sccache optional in Docker builds to survive GHA cache outages

Author: donk8r

.github/workflows/ci.yml

@@ -20,7 +20,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@1.94.0
+      uses: dtolnay/rust-toolchain@1.95.0
       with:
         components: rustfmt, clippy
 
@@ -48,7 +48,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@1.94.0
+      uses: dtolnay/rust-toolchain@1.95.0
       with:
         components: rustfmt
 
@@ -63,7 +63,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@1.94.0
+      uses: dtolnay/rust-toolchain@1.95.0
       with:
         components: clippy
 
@@ -89,7 +89,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        rust: [1.94.0]
+        rust: [1.95.0]
         include:
           - os: ubuntu-latest
             rust: beta
@@ -133,7 +133,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@1.94.0
+      uses: dtolnay/rust-toolchain@1.95.0
 
     - name: Install protobuf compiler
       uses: arduino/setup-protoc@v3
@@ -154,7 +154,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@1.94.0
+      uses: dtolnay/rust-toolchain@1.95.0
 
     - name: Install protobuf compiler
       uses: arduino/setup-protoc@v3

.github/workflows/dependencies.yml

@@ -20,7 +20,7 @@ jobs:
         token: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@1.94.0
+      uses: dtolnay/rust-toolchain@1.95.0
 
     - name: Install protobuf compiler
       run: |

.github/workflows/release.yml

@@ -159,7 +159,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@1.94.0
+      uses: dtolnay/rust-toolchain@1.95.0
       with:
         targets: ${{ matrix.target }}
 
@@ -210,8 +210,6 @@ jobs:
 
     - name: Build binary
       shell: sh
-      env:
-        RUSTC_WRAPPER: sccache
       run: |
         if [ "${{ runner.os }}" = "Linux" ]; then
           # Use official Rust Docker image for Linux builds
@@ -225,16 +223,18 @@ jobs:
             -v "$(pwd):/workspace" \
             -v "$RUNNER_TEMP/sccache-cache:/sccache-cache" \
             -w /workspace \
-            -e RUSTC_WRAPPER=sccache \
             -e SCCACHE_GHA_ENABLED=true \
             -e ACTIONS_CACHE_URL="${ACTIONS_CACHE_URL}" \
             -e ACTIONS_RUNTIME_TOKEN="${ACTIONS_RUNTIME_TOKEN}" \
             -e SCCACHE_DIR=/sccache-cache \
-            rust:1.94.0-alpine3.23 \
+            rust:1.95.0-alpine3.23 \
             sh -c "
               apk add --no-cache musl-dev openssl-dev openssl-libs-static pkgconfig gcc g++ protobuf-dev curl && \
               curl -fsSL https://github.com/mozilla/sccache/releases/download/v0.10.0/sccache-v0.10.0-${SCCACHE_ARCH}.tar.gz | tar xz --strip-components=1 -C /usr/local/bin sccache-v0.10.0-${SCCACHE_ARCH}/sccache && \
               rustup target add ${{ matrix.target }} && \
+              if sccache --start-server 2>/dev/null; then
+                export RUSTC_WRAPPER=sccache
+              fi && \
               cargo build --release --target ${{ matrix.target }} --no-default-features
             "
         elif [ "${{ runner.os }}" = "Windows" ]; then
@@ -292,7 +292,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install Rust
-      uses: dtolnay/rust-toolchain@1.94.0
+      uses: dtolnay/rust-toolchain@1.95.0
 
     - name: Install protobuf compiler
       uses: arduino/setup-protoc@v3

Cargo.lock

@@ -2,7 +2,7 @@
 name = "octocode"
 version = "0.14.1"
 edition = "2021"
-rust-version = "1.82"
+rust-version = "1.95"
 authors = ["Muvon Un Limited <opensource@muvon.io>"]
 description = "AI-powered code intelligence with semantic search, knowledge graphs, and built-in MCP server. Transform your codebase into a queryable knowledge graph for AI assistants."
 homepage = "https://octocode.muvon.io"
@@ -98,7 +98,7 @@ dotenvy = "0.15"
 
 # Local dependency on octolib with embedding features
 # octolib = { path = "../octolib", features = ["fastembed", "huggingface"] }
-octolib = { version = "0.15.2", default-features = false }
+octolib = { version = "0.16.0", default-features = false }
 
 # MCP SDK - official Rust implementation
 rmcp = { version = "1.3.0", features = ["server", "macros", "transport-io", "transport-streamable-http-server"] }

Cargo.toml

@@ -14,7 +14,7 @@
 
 # Multi-stage Dockerfile for octocode
 # Stage 1: Build
-FROM rust:1.94.0-slim AS builder
+FROM rust:1.95-slim AS builder
 
 # Install system dependencies
 RUN apt-get update && apt-get install -y \

Dockerfile

@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.91.1"
+channel = "1.95.0"
 components = ["rustfmt", "clippy"]