Add Pixi support for reproducible builds + fix ZSTD detection

.github/workflows/release-debs.yaml

@@ -88,6 +88,7 @@ jobs:
 
   release:
     needs: build-deb
+    if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags/')
     runs-on: ubuntu-latest
     permissions:
       contents: write

CHANGELOG.rst

@@ -4,6 +4,10 @@ Changelog for package pj_ros_bridge
 
 0.1.0 (2026-02-11)
 ------------------
+* **License changed to AGPL-3.0** (was Apache-2.0 in development)
+  - Added comprehensive license FAQ to README
+  - Clarifies commercial use, proprietary software compatibility
+  - No restrictions on unmodified use
 * Initial release of pj_ros_bridge
 * WebSocket bridge server for ROS2 topics
 * Features:

README.md

@@ -41,6 +41,27 @@ For detailed architecture documentation, see [docs/ARCHITECTURE.md](docs/ARCHITE
 
 ## Installation
 
+### Installation with Pixi
+
+
+#### Install Pixi (if you don't have it)
+```bash
+curl -fsSL https://pixi.sh/install.sh | bash
+```
+
+Restart your terminal afterwards.
+
+```bash
+# 1. Clone the repository
+git clone <repository_url>
+cd plotjuggler_ros_bridge
+```
+
+```bash
+# 2. Build the package
+pixi run install
+```
+
 ### Building from Source
 
 ```bash
@@ -87,6 +108,12 @@ source ~/ws_plotjuggler/install/setup.bash
 ros2 run pj_ros_bridge pj_ros_bridge_node
 ```
 
+or
+
+```bash
+pixi run ros2 run pj_ros_bridge pj_ros_bridge_node
+```
+
 Default configuration:
 - WebSocket port: 8080
 - Publish rate: 50 Hz

cmake/FindZSTD.cmake

@@ -42,12 +42,17 @@ find_library(ZSTD_STATIC_LIBRARY
     ${PC_ZSTD_LIBRARY_DIRS}
 )
 
+# Some environments (e.g. conda/conda-forge, Pixi) may not ship the static library.
+# Use the shared library as a fallback so consumers can still link successfully.
+if(NOT ZSTD_STATIC_LIBRARY AND ZSTD_SHARED_LIBRARY)
+  set(ZSTD_STATIC_LIBRARY "${ZSTD_SHARED_LIBRARY}")
+endif()
+
 include(FindPackageHandleStandardArgs)
 find_package_handle_standard_args(ZSTD
   DEFAULT_MSG
   ZSTD_INCLUDE_DIR
   ZSTD_SHARED_LIBRARY
-  ZSTD_STATIC_LIBRARY
 )
 
 if(ZSTD_FOUND)
@@ -63,15 +68,15 @@ mark_as_advanced(ZSTD_INCLUDE_DIR ZSTD_SHARED_LIBRARY ZSTD_STATIC_LIBRARY)
 if(NOT TARGET zstd::libzstd_shared AND ZSTD_SHARED_LIBRARY)
   add_library(zstd::libzstd_shared SHARED IMPORTED GLOBAL)
   set_target_properties(zstd::libzstd_shared PROPERTIES
-    IMPORTED_LOCATION           "${ZSTD_SHARED_LIBRARY}"
+    IMPORTED_LOCATION             "${ZSTD_SHARED_LIBRARY}"
     INTERFACE_INCLUDE_DIRECTORIES "${ZSTD_INCLUDE_DIR}"
   )
 endif()
 
 if(NOT TARGET zstd::libzstd_static AND ZSTD_STATIC_LIBRARY)
   add_library(zstd::libzstd_static STATIC IMPORTED GLOBAL)
   set_target_properties(zstd::libzstd_static PROPERTIES
-    IMPORTED_LOCATION           "${ZSTD_STATIC_LIBRARY}"
+    IMPORTED_LOCATION             "${ZSTD_STATIC_LIBRARY}"
     INTERFACE_INCLUDE_DIRECTORIES "${ZSTD_INCLUDE_DIR}"
   )
 endif()