Installer: introduce namespacePrefix, fix certificates, split matrix installation using pre-install hook
diff --git a/helmfile/users/secrets.lekva.yaml b/helmfile/users/secrets.lekva.yaml
new file mode 100644
index 0000000..a355a12
--- /dev/null
+++ b/helmfile/users/secrets.lekva.yaml
@@ -0,0 +1,33 @@
+gandiAPIToken: ENC[AES256_GCM,data:GxZUH3fLSbPusqZqViv3cr/tBTmSgruZ,iv:+g6mmJglcieJyN2qwjHx8NkT2i1VK5xZA8uYiAIA23Y=,tag:aDLkDZ4r6ToYYHq54cZedQ==,type:str]
+piholeOAuth2ClientSecret: ENC[AES256_GCM,data:WZ6aWggy,iv:32Dg7r+SL2W35z/kDqkwKNevw+KFWR0VoisLJQ6kpUw=,tag:l/s1pHsK4M9Rh1FitXY4Jw==,type:str]
+piholeOAuth2CookieSecret: ENC[AES256_GCM,data:6ed1Px5QFkq3sc6K7cfPMYPd0KcAhLXIf2qZug5b+lM=,iv:RGn0z4Q2ygwCBF3z/8Y/vvQsSLycihi65LF//L0rbEU=,tag:ULKiC0XK7Uk8Ppv1Qs5tgw==,type:str]
+matrixOAuth2ClientSecret: ENC[AES256_GCM,data:A0cPpQ1Nt0speE36+6fDb9/5g7teW2x5+P/IThnDThA=,iv:REzjYKRJ9Kpa85dnDaeBNLODrAxBWVr7dwlyYO0J9Zw=,tag:P08EiiAO2qtVGmsIVIWt7A==,type:str]
+sops:
+    kms: []
+    gcp_kms: []
+    azure_kv: []
+    hc_vault: []
+    age: []
+    lastmodified: "2021-11-28T18:09:52Z"
+    mac: ENC[AES256_GCM,data:zOoZxh3/tJt70M7GM0mY0EMAPEGOOWm3Lk92hFk50H2XcBAX/mfZJ3jq26aULJDlktJIwxBkjLqXSQEXpJed96Wcr7SfB1u1lrtK5AyD1HrCNwtyBDX9Rbuf6SijKpjGxpXdPaQiGt1HvP9J7lA8BnuAXDBFR9RDOCgJ6T2gdU0=,iv:UIKEr0K/wDFJtOLegePubEb2SitU4w0Qv/rSNOD46X4=,tag:QBn5WAaDq+8+y0U5ucnFrg==,type:str]
+    pgp:
+        - created_at: "2021-11-28T18:09:51Z"
+          enc: |
+            -----BEGIN PGP MESSAGE-----
+
+            hQGMA8PXnOzdTLRzAQv+LzuGeNoPR+EFLfIbg0Ml05bFu//MT+0+1AEXzEEglyYU
+            /aXEXN1MPGRyy4WPN51bfnvMBD0WTDmFmyTM6R9dIaHdUeh+Cxm6zmn6U7yF/ciw
+            jhO2bCEmbPKCGyVueIPnZwF69CK2pwk7rQW29PTlnnGV4KcfKgHxIZwMufJcE4Le
+            7elr+uhkrmoHp9bYMmzCPPi/ugSlF5+UD+nf5ZcvnqHDpNeOdrhFDCzEkZPleH4i
+            1+HgELkgvLHooRCUVf51SyisDmyZFXFh80LSOZAKOUH3mHau9kSiWdEnfp8Vtx8v
+            2ofUltMYJ6TeVLyeUmmgmdDloSWfQNGu0tg9La/rnxL8vFHVT/wenZQSFRs+mPsA
+            zLwf8qM5ZFrmPtenqtioJX3X2N9KsNVRz6K99Yo5FJiqvAe1mLakDj+xTJRdQ3Kt
+            E9Ozuwoz7Ri/amwmCaEXttFxbONhAmegTdjQyQGP16XmKUNA3pOenQSLeKB5Tw5y
+            4mpCNeZefBqfR0ov9szF0l4BIvCJ+kv3Z7bG7fozyXDNmlJWUIwB5qt0v7ZPyt43
+            jyhMhARgY/ALlEdwvze5XE5hptv6/QyVSbhkbHou3e57kHGPY6BfIhOf8qxhWzuf
+            PUgEIks5sxhRZK/MZ7NY
+            =d6+Q
+            -----END PGP MESSAGE-----
+          fp: 60584680BB48B3CE3FECFFBE7D1302EE361D316A
+    unencrypted_suffix: _unencrypted
+    version: 3.7.1