fix signal directory permissions in docker, fix version-based cache busting

.github/workflows/release-dev.yml

@@ -28,4 +28,7 @@ jobs:
         context: .
         platforms: linux/amd64
         push: true
+        build-args: |
+          VERSION=dev
+          COMMIT=${{ github.sha }}
         tags: ghcr.io/lone-cloud/prism:dev

.github/workflows/release.yml

@@ -70,6 +70,9 @@ jobs:
         context: .
         platforms: linux/amd64,linux/arm64
         push: true
+        build-args: |
+          VERSION=${{ steps.version.outputs.tag }}
+          COMMIT=${{ github.sha }}
         tags: |
           ghcr.io/lone-cloud/prism:${{ steps.version.outputs.tag }}
           ghcr.io/lone-cloud/prism:latest

Dockerfile

@@ -1,5 +1,8 @@
 FROM golang:1.25-alpine3.23 AS builder
 
+ARG VERSION=dev
+ARG COMMIT=unknown
+
 WORKDIR /build
 
 RUN apk add --no-cache git ca-certificates
@@ -11,7 +14,7 @@ COPY . .
 
 RUN CGO_ENABLED=0 GOOS=linux go build \
     -trimpath \
-    -ldflags="-w -s -X main.version=$(cat VERSION 2>/dev/null || echo dev) -X main.commit=$(git rev-parse --short HEAD 2>/dev/null || echo unknown)" \
+    -ldflags="-w -s -X main.version=${VERSION} -X main.commit=${COMMIT}" \
     -o prism .
 
 FROM debian:trixie-slim
@@ -35,7 +38,8 @@ COPY --from=builder /build/prism .
 
 RUN useradd -m -u 1000 prism && \
     mkdir -p /app/data && \
-    chown -R prism:prism /app
+    mkdir -p /home/prism/.local/share/signal-cli && \
+    chown -R prism:prism /app /home/prism
 
 USER prism
 

VERSION

@@ -1 +1 @@
-0.2.0
+0.2.1