Rational ci (#3)

* Only test when pushing on master OR when there's a PR

* Added the bintray badge as well as the repository informations to README.

* Do not re-launch CI when updating documentation, auto-publish when pushing a snapshot.

* Update README.md

Co-authored-by: Salomon BRYS <salomon@kodein.net>

.github/workflows/snapshot.yml

@@ -4,6 +4,12 @@ on:
   push:
     branches:
       - 'snapshot/*'
+    paths-ignore:
+      - '**.md'
+      - '**.adoc'
+      - '**/.gitignore'
+      - './github/**'
+      - '!./github/workflow/snapshot.yml'
 
 jobs:
 

.github/workflows/test.yml

@@ -2,8 +2,15 @@ name: Check
 
 on:
   push:
-    branches-ignore:
-      - 'snapshot/*'
+    branches:
+      - 'master'
+    pull_request:
+    paths-ignore:
+      - '**.md'
+      - '**.adoc'
+      - '**/.gitignore'
+      - './github/**'
+      - '!./github/workflow/test.yml'
 
 jobs:
 

README.md

@@ -4,6 +4,19 @@ Kotlin/Multiplatform wrapper for Bitcoin Core's secp256k1 library. Targets: JVM,
 
 ## Installation
 
+[ ![Download](https://api.bintray.com/packages/acinq/libs/secp256k1-kmp/images/download.svg) ](https://bintray.com/acinq/libs/secp256k1-kmp/0.1.0-1.4-M2/link)
+
+First, you need to add the ACINQ libraries repository:
+
+```kotlin
+// build.gradle.kts
+repositories {
+    maven(url = "https://dl.bintray.com/acinq/libs")
+}
+```
+
+Then, the actual dependency depends on your targeted platform(s):
+
 ### Multiplatform
 
 Add the `secp256k1` dependency to the common sourceSet, and the JNI dependencies to JVM and Android sourcesets:
@@ -44,7 +57,7 @@ kotlin {
 
 Native targets include libsecp256k1, called through KMP's c-interop, simply add the `fr.acinq.secp256k1:secp256k1` dependency.
 
-### JVM target & Android
+### JVM targets & Android
 
 The JVM library uses JNI bindings for libsecp256k1, which is much faster than BouncyCastle. It will extract and load native bindings for your operating system in a temporary directory.
 

build.gradle.kts

@@ -117,10 +117,11 @@ allprojects {
             if (bintrayUsername == null || bintrayApiKey == null) logger.warn("Skipping bintray configuration as bintrayUsername or bintrayApiKey is not defined")
             else {
                 val btRepo = if (snapshotNumber != null) "snapshots" else "libs"
+                val btPublish = if (snapshotNumber != null) "1" else "0"
                 repositories {
                     maven {
                         name = "bintray"
-                        setUrl("https://api.bintray.com/maven/acinq/$btRepo/${rootProject.name}/;publish=0")
+                        setUrl("https://api.bintray.com/maven/acinq/$btRepo/${rootProject.name}/;publish=$btPublish")
                         credentials {
                             username = bintrayUsername
                             password = bintrayApiKey